Under Construction! Please check back again soon for updates.
What would an atlas be without a gazetteer explaining all those place names? This somewhat experimental page reimplements the Geographic Index as an alphabetised gazetteer of the world of Mystara. With thousands of names to tackle, it will likely be a long time in the making. In the meantime, if you have any ideas or comments, please feel free to leave them below.
T
- Ta-Shuu (1)First appeared in PC3 (1990).
- Taabu (1)First appeared in Champions of Mystara (1993).
- Tabaka (1)First appeared in Champions of Mystara (1993).
- Taboo Island (8)A small island in the crater lake of the Central Plateau on the Isle of Dread. First appeared in X1 (1981).
- Taciturny (3)A village in the See of Ecem, Kingdom of Eadrin, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Tacpetl (3)First appeared in Hollow World (1990).
- Taff (1)
- Tageslicht (1)
- Tai-luk Goblin Camp (1)
- Taijitida (3)996 AC. First appeared in GAZ12 (1989).
- Taijits (4)First appeared in GAZ12 (1989).
- Tailend (1)First appeared in PC3 (1990).
- Tainuu (1)
- Takal (3)First appeared in Hollow World (1990).
- Takala Bay (4)First appeared in TM1 (1989).
- Takala Reefs (3)First appeared in TM1 (1989).
- Takdut’s Tomb (1)First appeared in HWR2 (1991).
- Taksidhi (1)
- Talanga (2)First appeared in Geoff Gander’s Littonia (1998).
- Talkai (2)
- Talkhata (1)First appeared in the Atlas of Mystara (2018); named by Simone Neri (2018).
- Tall Grass Coast (4)First appeared in Dungeon 6 (1987).
- Tallwoode (1)First appeared in PC1 (1989).
- Tallwoods of Wigglewhat (2)
- Talons Pit (2)A pit in the First Ward of the Kingdom of Arogansa, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Talreth’s Crown (3)First appeared in GAZ13 (1990).
- Tambov (2)
- Tameronikas (13)First appeared in GAZ2 (1987).
- Tammis (1)
- Tamoraz (1)First appeared in PC3 (1990).
- Tamteldathis (1)
- Tanagoro Plains (2)First appeared in Hollow World (1990).
- Tanakumba (8)First appeared in Dragon 170 (1991).
- Tanaroa (8)A village in the settled southeastern peninsula of the Isle of Dread. First appeared in X1 (1981).
- Tanglar Town (2)First appeared in GAZ10 (1989).
- Tangle Mounts (3)
- Tangletree Woods (2)Kingdom of Theranderol, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Tanglewood (3)
- Tangor (4)First appeared in Master (1985).
- Tangor Bay (1)First appeared in Hollow World (1990).
- Tangor Chain (1)First appeared in Hollow World (1990).
- Tangor Peninsula (1)First appeared in Hollow World (1990).
- Tanthis (1)First appeared in HWR2 (1991).
- Taragor (4)First appeared in Dawn of the Emperors (1989).
- Taraldsstad (2)
- Tarantella Tower (2)Kingdom of Haven, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Tarazif (4)First appeared in Dawn of the Emperors (1989).
- Tarbuckets (2)
- Tares (4)First appeared in Dawn of the Emperors (1989).
- Targael (3)First appeared in GAZ13 (1990).
- Tarjeelin (2)First appeared in HWA3 (1991).
- Tarkâr (1)Lower Stoutfellow, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Tarn of the Enfield (3)Kingdom of Theranderol, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Tarn River (6)First appeared in GAZ3 (1987).
- Tarnskeep (5)A castle on the shore of Lake Windrush just northwest of the town of Threshold in the Grand Duchy of Karameikos. First appeared in Expert (1983).
- Taroa (4)First appeared in TM1 (1989).
- Tarophina (1)
- Tarsia (1)
- Tartarugas (3)First appeared in Dragon 177 (1992).
- Tarthis (3)First appeared in Hollow World (1990).
- Tarthis River (1)First appeared in HWR2 (1991).
- Tarylon (3)First appeared in CM5 (1985).
- Tashi (1)
- Tashkent River (2)
- Tassabra (2)
- Tasset (2)
- Tatarask Khrebet (2)
- Taterhill (6)First appeared in GAZ3 (1987).
- Tatterham (4)First appeared in Dragon 180 (1992).
- Tavish (6)First appeared in GAZ3 (1987).
- Tawnings (3)Kingdom of Theranderol, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Taxutlan (3)First appeared in Hollow World (1990).
- Taymora (3)
- Ta’ibb (2)
- Te-Hutna (1)First appeared in HWR2 (1991).
- Tears of Pflarr (1)An oasis in the Kingdom of Nithia. First appeared in HWR2 (1991).
- Tecpatlan (1)First appeared in HWR1 (1991).
- Tefhney (1)First appeared in HWR2 (1991).
- Tehuacan (2)First appeared in Hollow World (1990).
- Teici Bog (2)First appeared in Geoff Gander’s Littonia (2007).
- Teki-nura-ria (10)First appeared in X8 (1984).
- Tel Akbir (34)A city in the Empire of Thyatis, seat of power of the Duchy of Tel Akbir. First appeared in X1 (1981). Detailed in Dawn of the Emperors (1989).
- Tel Al Kebir (11)First appeared in GAZ2 (1987).
- Telj (1)First appeared in HWR2 (1991).
- Telos (1)
- Telos Taksidhi (3)
- Telsadun (5)First appeared in Dawn of the Emperors (1989).
- Telsatus (6)First appeared in Dawn of the Emperors (1989).
- Temple of Asterius (1)First appeared in HWR3 (1992).
- Temple of Chaos (1)
- Temple of Death (8)Foreign epithet for the capital city of the nation of Hule. Known locally as Greatrealm. First appeared in X5 (1983).
- Temple of Faunus (1)First appeared in HWR3 (1992).
- Temple of Halav (1)First appeared in HWR3 (1992).
- Temple of Idris (1)
- Temple of Ixion (1)First appeared in HWR3 (1992).
- Temple of Kerothar (1)Lower Stoutfellow, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Temple of Palartarkan (1)First appeared in HWR3 (1992).
- Temple of Palartarkan (Alphatia) (1)A temple on the floating island of Diamond, in Upper Heaven’s Crown District, Floating Ar, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Temple of Petra (1)First appeared in HWR3 (1992).
- Temple of Pflarr (2)First appeared in B10 (1986).
- Temple of Protius (1)First appeared in HWR3 (1992).
- Temple of Tarastia (1)First appeared in HWR3 (1992).
- Temple of the Dawn (3)First appeared in M5 (1987).
- Temple of the Stars (3)First appeared in CM2 (1984).
- Temple of Uzümir (3)First appeared in Dragon 172 (1991).
- Temple of Zirchev (1)First appeared in HWR3 (1992).
- Tenet (1)First appeared in HWR2 (1991).
- Tenneby (3)Kingdom of Theranderol, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Tenoboa (5)First appeared in Dawn of the Emperors (1989).
- Tenoboa Falls (3)
- Tenor (2)Kingdom of Haven, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Tenpocatliotl (5)First appeared in Hollow World (1990).
- Tentris (1)First appeared in HWR2 (1991).
- Teotihuatli (4)First appeared in Hollow World (1990).
- Tepeshiya (2)
- Tepetitlan Mines (2)First appeared in HWR1 (1991).
- Tepeyacac (1)First appeared in HWR1 (1991).
- Tephneh (1)First appeared in Dawn of the Emperors (1989).
- Tephotepneh (2)First appeared in Dawn of the Emperors (1989).
- Tephtah (2)First appeared in Dawn of the Emperors (1989).
- Terentias (2)
- Termite Atoll (9)An island in the Sea of Dread. First appeared in XSOLO (1984).
- The Terraces (2)First appeared in PC3 (1990).
- Terra Leãoça (6)Vilaverdan Colony. First appeared in Dragon 183 (1992).
- Terra Vermelha (2)Unclaimed Territories. First appeared in Dragon 174 (1991).
- Territory of Itämaa (1)
- Testament River (2)
- Texeiras (3)First appeared in Dragon 174 (1991).
- Texeiras Colony of the Horn (2)First appeared in Dragon 188 (1992).
- Tezparn (1)A town in southern Qeodhar, across the bay from Whaler’s Island. First appeared in the Mystaran Almanac AC 1018, in maps by Geoff Gander (2002).
- Thak-Thoulde (1)
- Thalion (1)
- Thalion River (1)
- Thanasis (1)First appeared in Poor Wizard’s Almanac III (1994).
- Thanegia Island (8)First appeared in X6 (1984).
- Thanegian Jungle (6)First appeared in X6 (1984).
- Thanegian Swamp (6)First appeared in X6 (1984).
- Thanegioth Archipelago (41)An archipelago in the southern Sea of Dread. First appeared in X1 (1981). Revised in X1 (1983).
- Thanol Bay (2)First appeared in Hollow World (1990).
- Thanopolis (6)First appeared in X6 (1984).
- Thantabbar (9)A town in Seashire, one of the Five Shires. Connected to Shireton in the west and Nob’s Boots in the east by the Coastfollow Road. First appeared in GAZ8 (1988).
- Tharin Valley (3)Stoutfellow, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Thariss (6)First appeared in Geoff Gander’s Denagoth (1997).
- Thatchers-at-the-Bridge (2)
- Theatre (3)Kingdom of Haven, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Thea’s Pyramid (1)First appeared in HWR2 (1991).
- Theeds (3)Short form for Theeds-Upon-Blythe. First appeared in Dragon 180 (1992).
- Theeds-Upon-Blythe (3)First appeared in Dragon 180 (1992).
- Theloris (2)First appeared in Geoff Gander’s Lhomarr (1998).
- Thenia Camp (1)
- Theraholm (1)
- Theranderol (4)Province of the Empire of Alphatia, located in the central part of the island continent. First named and developed in Dawn of the Emperors (1989). Extensively developed and mapped in Bruce Heard’s Alphatia (2012-2013).
- Thera River (6)857 miles long. First appeared in Dawn of the Emperors (1989).
- Theriður (1)
- Thermis (1)First appeared in HWR3 (1992).
- Theurgy of Liliendo (2)A province of the Kingdom of Arogansa, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Thiel Canal (1)First appeared in GAZ13 (1990).
- Thiel Road (1)First appeared in GAZ13 (1990).
- Thimble (2)Kingdom of Haven, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Thinios (2)
- Third Ward (3)A province of the Kingdom of Arogansa, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Third Ward (Fort) (1)
- Thistle-by-the-Trail (2)
- Thistle Flow (2)
- Thogirn (3)A village in the upper Palaal Valley, Stoutfellow, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Thonia (7)First appeared in Master (1985).
- Thonian Marches (1)First appeared in Hollow World (1990).
- Thorholm (1)First appeared in GAZ7 (1988).
- Thorimm Ridge (2)Stoutfellow, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Thorin Mountains (1)First appeared in Poor Wizard’s Almanac III (1994).
- Thornbush (7)First appeared in GAZ5 (1988).
- Thorns’ End (2)
- Thornwark Tower (3)Kingdom of Theranderol, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Thorold (11)A village in the Barony of Gulluvia. First appeared in the original B3 (1981).
- Thos (1)First appeared in HWR3 (1992).
- Thothbisur (1)First appeared in Dawn of the Emperors (1989).
- Thothia (4)Short form for the Kingdom of Thothia, a nation of the eastern Isle of Dawn. First appeared in M5 (1987). Further mapped and detailed in Dawn of the Emperors (1989).
- Thothian Delta (2)First appeared in M5 (1987).
- Thouls (1)First appeared in XL-1 (1984).
- Threads (2)Kingdom of Haven, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Three Fires Volcanoes (2)First appeared in GAZ3 (1987); first named in TM1 (1989).
- Three Fires Volcanos (2)First appeared in GAZ3 (1987); first named in TM1 (1989).
- Three Leaves (3)
- Three Sisters Keys (9)A group of three islands in the Sea of Dread. First appeared in XSOLO (1984).
- Threshold (49)A town in the Grand Duchy of Karameikos. First appeared, developed and mapped in Expert (1983). Further detailed and remapped in B10 (1986), and again in GAZ1 (1987) and Karameikos 2E (1994).
- Throat River (8)First appeared in X6 (1984).
- The Throne of He Who Watches (1)
- Thulingard (3)First appeared in GAZ13 (1990).
- Thumping Woods (2)
- Thun (1)First appeared in PC3 (1990).
- Thundering Plains (buffalo lands) (1)First appeared in GAZ14 (1991).
- Thunder Lake (1)First appeared in GAZ14 (1991).
- Thunder Mountains (3)A minor mountain range forming the southern border of the Barony of Gulluvia. First appeared in the original B3 (1981).
- Thurgan (3)
- Thurgau (3)
- Thyatian Empire (4)Another name for the Empire of Thyatis, a nation of the Known World. First appeared in X1 (1981). The name was inherited from Moldvay and Schick’s Known World (c. 1976). Developed and mapped in Dawn of the Emperors (1989).
- Thyatian Hinterlands (1)
- Thyatis (68)Short form for both the Empire of Thyatis, a nation of the Known World; and Thyatis City, its capital. First appeared in X1 (1981), where the capital was named simply Thyatis. The name was inherited from Moldvay and Schick’s Known World (c. 1976).
- Thyatis City (8)Capital city of the Empire of Thyatis. First appeared in X1 (1981), where it was named simply Thyatis. The name was inherited from Moldvay and Schick’s Known World (c. 1976). Developed and mapped in Dawn of the Emperors (1989).
- Thystlewall (3)
- Tiara (3)Kingdom of Vertiloch, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Tiefwald (1)
- Tiger Preserve (1)First referenced in Champions of Mystara (1993).
- Tigris Plains (2)First appeared in TM2 (1989).
- Tihuantepec (1)First appeared in HWR1 (1991).
- Tikal (1)
- Tikka Mountains (3)First appeared in GAZ4 (1987).
- Tiklan (1)
- Tikotul (1)
- Tikul (1)
- Tilkit River (1)First appeared in Dragon 172 (1991).
- Til River (6)First appeared in GAZ3 (1987).
- Tio River (1)
- Tippet (2)
- Tirenlos (4)A town on the western shore of Llyn Lake, Foresthome, Alphatia. First appeared in Dawn of the Emperors (1989). Developed by Bruce Heard (2012), who changed the spelling to Tirenios.
- Titlapoca (3)First appeared in Hollow World (1990).
- Tixtla (1)First appeared in HWR1 (1991).
- Tizomictlan (1)First appeared in HWR1 (1991).
- Tlacopan (1)First appeared in HWR1 (1991).
- Tlamazepac (1)First appeared in HWR1 (1991).
- Tlapac River (2)First appeared in Hollow World (1990).
- Tlaquatec Bay (2)First appeared in HWR1 (1991).
- Tlech’ (4)First appeared in Dragon 179 (1992).
- Tlik’kkill (2)
- Toboru River (2)First appeared in Hollow World (1990).
- Tochtlipac (1)First appeared in HWR1 (1991).
- Todflod River (2)A river in the Marquisate of Azafeth, Frisland, Empire of Alphatia. 67 miles long. First appeared in Bruce Heard’s Alphatia (2013).
- Tolaira (3)A settlement in the Kingdom of Morovoay, Isle of Cestia. First appeared in Geoff Gander’s Isle of Cestia, Oceania Region map (1997). First named in Geoff’s Description of the Isle of Cestia (1999).
- Tolai River (3)First appeared in Hollow World (1990).
- Tolandurios (1)
- Tolmecac Swamp (1)First appeared in HWR1 (1991).
- Tolmecolan (1)First appeared in HWR1 (1991).
- Tolorad (2)A village in the County of Orzafeth, Frisland, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2013).
- Toltenco River (1)First appeared in HWR1 (1991).
- Tomb of Asihyt (1)First appeared in HWR2 (1991).
- Tomb of Bestah (1)First appeared in HWR2 (1991).
- Tomb of Death (1)First appeared in HWR2 (1991).
- Tomb of Felines (1)First appeared in HWR2 (1991).
- Tomb of Folly (1)First appeared in HWR2 (1991).
- Tomb of Hafneh (1)First appeared in HWR2 (1991).
- Tomb of Horror (1)First appeared in HWR2 (1991).
- Tomb of Linking (1)First appeared in HWR2 (1991).
- Tomb of Magic (1)First appeared in HWR2 (1991).
- Tomb of Medah (1)First appeared in HWR2 (1991).
- Tomb of Nubis (1)First appeared in HWR2 (1991).
- Tomb of Power (2)First appeared in HWR2 (1991).
- Tomb of Ratut (1)First appeared in HWR2 (1991).
- Tomb of the Ancient One (1)First appeared in HWR2 (1991).
- Tomb of the Dead (1)First appeared in HWR2 (1991).
- Tomb of the Immortal Way (1)First appeared in HWR2 (1991).
- Tomb of Thieves (2)First appeared in HWR2 (1991).
- Tombs on the Ridge (2)First appeared in B10 (1986).
- Tombstone Castle (3)
- Tonikis (1)First appeared in HWR3 (1992).
- Tooraka (4)First appeared in TM1 (1989).
- Topaz (Heaven’s Crown) (1)A floating island in Upper Heaven’s Crown District, in the Kingdom of Floating Ar, Alphatian Empire. First appeared in Bruce Heard’s Alphatia (2012).
- Topolodzhik (3)First appeared in Dragon 172 (1991).
- Toralai River (2)First appeared in Hollow World (1990).
- Torchwoods (2)A forest in central Eadrin, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Toren Flats (2)A sandbar island off the southern coast of the Kingdom of Arogansa, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Torgsdal (1)
- Torgûl (1)Lower Stoutfellow, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Torion (7)First appeared in Dawn of the Emperors (1989).
- Torkyn Fall (2)First referenced in the novel Dragonlord of Mystara (1994).
- Tormannvik (1)
- Torpes (3)A town in Limn, Alphatian Empire. First appeared in Dawn of the Emperors (1989).
- Torradûm (1)Lower Stoutfellow, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Torre Cristobál (2)First appeared in Dragon 174 (1991).
- Torre Cruzada (4)First appeared in Dragon 179 (1992).
- Torre del Duende (2)First appeared in Dragon 174 (1991).
- Torre de Manzanas (2)First appeared in Dragon 175 (1991).
- Torre de Tolón (2)First appeared in Dragon 175 (1991).
- Torre do Perdão (2)First appeared in Dragon 174 (1991).
- Torres Calientes (2)First appeared in Dragon 174 (1991).
- Torreón (4)First appeared in Dragon 174 (1991).
- Tors Springs (2)First appeared in GAZ13 (1990).
- Tortle Country (1)Unclaimed Lands. First appeared in Dragon 177 (1992).
- Tortle Mound (2)First appeared in Dungeon 7 (1987).
- Tortles’ Egg-Laying Ground (6)First appeared in X9 (1985).
- Tortle Tribeland (3)Unclaimed Territory. First appeared in Dragon 178 (1992).
- Toth Isle (2)First appeared in GAZ8 (1988).
- Tothmeer (9)A town in Southshire, one of the Five Shires. First appeared in GAZ8 (1988).
- Tothy Hills (1)First appeared in HWR2 (1991).
- Tothys (3)First appeared in Hollow World (1990).
- Touraine (7)A town in Old Averoigne, France, Laterre, in the Dimension of Myth. First appeared in X2 (1981).
- Tour de Magibelle (2)First appeared in PC4 (1992).
- Tour de Morfendre (4)First appeared in Dragon 179 (1992).
- Tour de Poucy (4)First appeared in Dragon 179 (1992).
- Tour des Étoiles (2)First appeared in PC4 (1992).
- Tour du Silence (2)First appeared in PC4 (1992).
- Tower of Aes (5)First appeared in TM2 (1989).
- Tower of Antirion (1)
- Tower of Arava (2)First appeared in Dragon 183 (1992).
- Tower of Arcadia (1)
- Tower of Ashaf (2)First appeared in Dragon 186 (1992).
- Tower of Athemion (1)First appeared in HWR3 (1992).
- Tower of Azael (3)First appeared in Dragon 183 (1992).
- Tower of Balloch (2)First appeared in Dragon 183 (1992).
- Tower of Bathadia (3)First appeared in GAZ13 (1990).
- Tower of Bberë (3)A tower defending a pass in the Ostmark mountains on the border between Haven and Stoutfellow, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Tower of Belgilîm (3)A tower in the Mogban Range, Stoutfellow, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Tower of Benevolence (2)Kingdom of Vertiloch, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Tower of Bytaxa (1)
- Tower of Darias (3)First appeared in Dawn of the Emperors (1989).
- Tower of Dhonne (2)First appeared in TM2 (1989).
- Tower of Dusk (1)
- Tower of Enbuth (2)First appeared in Dragon 186 (1992).
- Tower of Fines (2)
- Tower of Hippocidas (1)First appeared in HWR3 (1992).
- Tower of Ionysias (1)First appeared in HWR3 (1992).
- Tower of Je-sut (2)First appeared in HWR2 (1991).
- Tower of Juma (2)First appeared in Dragon 170 (1991).
- Tower of Knub (1)First appeared in HWR2 (1991).
- Tower of Lenikis (1)First appeared in HWR3 (1992).
- Tower of Light (2)First appeared in CM7 (1986).
- Tower of Lucinius (3)First appeared in Dawn of the Emperors (1989).
- Tower of Miraeus (1)First appeared in HWR3 (1992).
- Tower of Moorgate (4)First appeared in Dragon 180 (1992).
- Tower of Nemastis (1)First appeared in HWR3 (1992).
- Tower of Neshezu (2)First appeared in Dragon 186 (1992).
- Tower of Nikomedia (1)First appeared in HWR3 (1992).
- Tower of Nycea (1)First appeared in HWR3 (1992).
- Tower of Olagg (3)A tower on the Sound of Harmony, Stoutfellow, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Tower of Osmanîye (3)First appeared in Dragon 172 (1991).
- Tower of Pelatrion (1)First appeared in HWR3 (1992).
- Tower of Praxiphoctes (1)First appeared in HWR3 (1992).
- Tower of Qualms (2)A tower in the See of Adumbray, Kingdom of Eadrin, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Tower of Sekhaba (3)First appeared in Hollow World (1990).
- Tower of Sidrion (1)First appeared in HWR3 (1992).
- Tower of Soth (3)First appeared in Hollow World (1990).
- Tower of Sparthrae (1)First appeared in HWR3 (1992).
- Tower of Sutherby (3)First appeared in Dragon 180 (1992).
- Tower of the Nameless One (1)
- Tower of Twilight (1)
- Tower of Ubo (1)First appeared in Champions of Mystara (1993).
- Tower of Ubu (1)First appeared in Dragon 170 (1991).
- Tower of Valour (1)Kingdom of Vertiloch, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Tower of Wisdom (2)Kingdom of Vertiloch, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Tower of Yechir (2)First appeared in Dragon 186 (1992).
- Tower of Yedom (2)First appeared in Dragon 183 (1992).
- Tower Weyrd (3)First appeared in Bruce Heard’s Alphatia (2012).
- Town maps (7)
- Tozel River (2)
- Trader’s Isle (12)The largest island of the Minrothad Guilds in the northern Sea of Dread. Part of the Known World. First appeared in X1 (1981); first named in GAZ9 (1988).
- Trail of Alanae (3)First appeared in GAZ13 (1990).
- Trail of Galadria (3)First appeared in GAZ13 (1990).
- Trail of the Wind (1)First appeared in HWR2 (1991).
- Trailsmeet (2)
- Traitors Falls (3)
- Traladara (1)
- Traldar Bay (7)First appeared in Karameikos 2E (1994).
- Traldar Borderlands (2)
- Traldar Kingdoms (4)First appeared in Hollow World (1990).
- Traldar Mountains (2)First appeared in Hollow World (1990).
- Tranja (3)First appeared in Dragon 172 (1991).
- Trasar (1)First appeared in PC3 (1990).
- Treacherous Swamp Trails (1)First referenced in Champions of Mystara (1993).
- Treasure Palace (2)A palace in the Kingdom of Arogansa, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Trefoils-on-the-Snake (2)
- Trefoil Tower (4)A tower in the Kingdom of Theranderol, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Trelliston (3)Kingdom of Theranderol, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Treminios (6)
- Tremiros Hills (1)
- Tremolo (2)Kingdom of Haven, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Trench of Ka (2)First appeared in Hollow World (1990).
- Treptow (1)
- Tresa (1)First appeared in Poor Wizard’s Almanac III (1994).
- Tresayle River (1)First appeared in IM3 (1987).
- Trespass Bridge (4)
- Treungen (1)A village in Vandermark in the Soderfjord Jarldoms. First referenced in GAZ7 (1988), where it was listed as the Great Hall of one of the clans, though it did not appear on the map.
- Trevanion River (1)First appeared in Dawn of the Emperors (1989).
- Trevarion River (1)A misspelling of Trevanion River, itself a variant of Trevonian River.
- Trevonian River (6)A river in central Thyatis. Flows from the Altan Tepes in the Barony of Buhrohur, through the Imperial Territories to join with the Mesonian in the Duchy of Retebius. First appeared in X1 (1981); first named in Dawn of the Emperors (1989), where it was labelled Trevanion River; changed to Trevonian River in TM2 (1989).
- Tribe of the Sea-Plague (1)First appeared in Dragon 196 (1993).
- Tribe of the Storm-Bringers (1)First appeared in Dragon 196 (1993).
- Trident Bay (14)First appeared in X9 (1985).
- Trident Isles (10)First appeared in X9 (1985).
- The Trident Isles (1)First appeared in X9 (1985).
- Triel (3)First appeared in Dragon 178 (1992).
- Trikelios (10)First appeared in M5 (1987).
- Trintan (7)First appeared in GAZ3 (1987).
- Trippant Trail (3)Kingdom of Theranderol, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Trira (3)First appeared in Dragon 178 (1992).
- Triton’s Bellows (1)First appeared in PC3 (1990).
- Trois-Fontaines (2)First appeared in PC4 (1992).
- Troll Bay (1)A small bay in Vestpont, Noslo Island, in the Kingdom of Ostland. Port Swenson is located there. Known locally as Trollebugt. First appeared in X1 (1981). Named by Jacob Skytte (2002).
- Trolldew River (2)First appeared in GAZ10 (1989).
- Troll Gate (2)First appeared in GAZ10 (1989).
- Trollgathól (1)Lower Stoutfellow, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Trollhatan (2)A misspelling of Trollhattan, a city in Limn, Alphatia. First appeared in M1 (1985).
- Trollhattan (Alphatia) (11)Capital city of Limn, Alphatian Empire. First appeared in M1 (1985).
- Trollhattan (Broken Lands) (6)A tribal nation of the Broken Lands. First appeared in GAZ10 (1989).
- Trollhattan Shaft (1)Lower Stoutfellow, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Trollheim (6)First appeared in GAZ7 (1988).
- Troll Hills (2)First appeared in Dragon 200 (1993).
- Troll Lake (2)First appeared in GAZ10 (1989).
- Trollmark (1)Lower Stoutfellow, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Trollmark River (1)
- Trolls (6)First appeared in GAZ6 (1988).
- Troll’s House (2)First appeared in O2 (1985).
- Tromblekeep (3)First appeared in Dawn of the Emperors (1989).
- Tromean Road (1)First appeared in HWR3 (1992).
- Tromeas (4)First appeared in Hollow World (1990).
- Tromsa River (2)First appeared in TM2 (1989).
- Tromsheim (3)First appeared in Dawn of the Emperors (1989).
- Tromso (11)First appeared in GAZ7 (1988).
- Trough of the Catoblepas (2)Kingdom of Theranderol, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Trout Tribe (1)First appeared in GAZ14 (1991).
- Trumbhya Province (1)First appeared in HWA3 (1991).
- Trumpeta (3)
- Três Corações (5)First appeared in Dragon 180 (1992).
- Tsalgoden (1)A village in southwestern Qeodhar. First appeared in the Mystaran Almanac AC 1018, in maps by Geoff Gander (2002).
- Tsirampany (2)A settlement in the Kingdom of Ambiroa, Isle of Cestia. First appeared in Geoff Gander’s Isle of Cestia, Oceania Region map (1997). First named in Geoff’s Description of the Isle of Cestia (1999).
- Tuar (5)First appeared in Dawn of the Emperors (1989).
- Tuathar (2)First appeared in Hollow World (1990).
- Tuboog River (2)
- Tuft Call (2)Kingdom of Haven, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Tuhf-kebes (1)First appeared in HWR2 (1991).
- Tukesiga (1)First appeared in Champions of Mystara (1993).
- Tukluk Sea (1)First appeared in Hollow World (1990).
- Tulamir (2)First appeared in Geoff Gander’s Lhomarr (1998).
- Tulear (6)First appeared in Dragon 155 (1990).
- Tuma (1)
- Tunguska Forest (3)
- Tunguska River (2)
- Tuonela (1)
- Tur-Sodt (1)First appeared in HWR2 (1991).
- Turgut Tower (2)First appeared in Dragon 172 (1991).
- Turkeytrot Road (2)Kingdom of Haven, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Turkupunki (1)
- Turnclaw (6)First appeared in GAZ5 (1988).
- Turquoise (3)Kingdom of Haven, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Tut-Husin (1)First appeared in HWR2 (1991).
- Tut-jed-an (1)First appeared in HWR2 (1991).
- Tutlos (5)First appeared in Dawn of the Emperors (1989).
- Tuwile (1)First appeared in Champions of Mystara (1993).
- Tuysaj (1)First appeared in HWR2 (1991).
- Tuz Pass (1)First appeared in Hollow World (1990).
- Tu’eth (5)First appeared in Dragon 185 (1992).
- Twaelar (1)
- Twa Mountain Range (2)First appeared in Hollow World (1990).
- Twa River (2)First appeared in Hollow World (1990).
- Twigbottom (2)
- Twilight Bridge (3)A bridge over the Moonshadow River about 24 miles west of Obscurata in the Kingdom of Eadrin, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Twill (2)Kingdom of Haven, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Twin Island Peninsula (1)First appeared in Dungeon 6 (1987).
- Twin Islands (8)A pair of islands west of Twin Island Peninsula on the Savage Coast, with Helmet Bay to the north and the Izondian Deep to the south. The name Ilhas Gémeas means Twin Islands. First appeared in X9 (1985), as Twin Islands. Gained the name Ilhas Gémeas in Dragon 179 (1992).
- Twin Oases (8)First appeared in X6 (1984).
- Twin Peaks (3)First appeared in CM5 (1985).
- Twin Towers (4)First appeared in Dragon 180 (1992).
- Twisted Forest (2)A forest in eastern Eadrin, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Two-Pins (2)Kingdom of Haven, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Two Lakes Vale (4)First appeared in CM2 (1984).
- Twolakes Vale (3)First appeared in CM2 (1984).
- Two Wands Island (3)A sandbar island off the southwestern coast of the Kingdom of Arogansa, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Tyger Trough (3)Kingdom of Theranderol, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).
- Tyjaret (4)First appeared in Champions of Mystara (1993).
- Tykal (1)
- Tylaxu River (5)First appeared in Hollow World (1990).
- Tylierian Peninsula (2)
- Tynercarith (1)Northern Frontier River
- Tynerii (2)
- Tyradeal (3)First appeared in Hollow World (1990).
- Tyrios (2)First appeared in Hollow World (1990).
- Tyrnae (6)
- Tyrnus (2)First appeared in Hollow World (1990).
- Tythus Fortress (2)First appeared in Hollow World (1990).
- Tythus Road (1)First appeared in HWR3 (1992).
- Tzapotlan (1)First appeared in HWR1 (1991).
- Tzinacantepec (1)First appeared in HWR1 (1991).
- T’Kach (1)First appeared in Geoff Gander’s Y’hegg-T’uhath (2000).
- T’lak (2)First appeared in Dragon 185 (1992).