Thyatis City
Capital 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).
- Alatian Islands
- Alphatia
- Alphatian Sea
- Arm of the Immortals
- Bellissaria
- Blackmoor
- Borea
- Brun
- Chronological maps
- Davania
- Esterhold
- Fan-made maps
- Great Northway Lands
- Great Waste
- Hollow World
- Hule
- Hyborea
- Iciria
- Isle of Dawn
- Known World
- Laterre
- Minaea
- News
- Norwold
- Ochalea
- Orc's Head Peninsula
- Outer World
- Pearl Islands
- Replica maps
- Savage Coast
- Sea of Dread
- Sea of Steam
- Serpent Peninsula
- Skothar
- Suridal
- Updated maps
