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Duerast Valley

A valley between the Mogban Range and the Ostmark, in Stoutfellow, Empire of Alphatia. First appeared in Bruce Heard’s Alphatia (2012).

Alphatia 1000 AC Trail Map, 8 miles per hex

Stoutfellow, Stonewall & Limn, 8 miles per hex

Haven, 8 miles per hex

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About
Supporting the Atlas
Indices
Inner-Outer World Correlation
Appendix A: Archives
Appendix C: Cartographic Chronology
Appendix F: Fonts of Mystara’s Maps
Appendix G: Gazetteer
Appendix J: Japanese Mystara
- Japanese D&D Rules Cyclopedia
- Japanese B10-B12
Appendix L: Lining Up Mystara
Appendix M: Mappers of Mystara

Thorfinn Tait Cartography

Copyright Notice

All content is copyright Thorfinn Tait, 1999-2025. All rights reserved. Atlas of Mystara by Thorfinn Tait is licensed under a Creative Commons Attribution – Non-Commercial – Share-Alike 4.0 International License. Feel free to use, repost, and modify, as long as you give credit. Hex art is copyright Thorfinn Tait, 1999-2025. The art used for my Mystara maps is also available to use under a Creative Commons license. Maps tagged as Fan-made maps are copyright their creators, and reposted here with permission.

Mystara is owned by Wizards of the Coast. All of my Mystara work is strictly non-commercial, on a voluntary basis as a member of the Mystara fan community. Atlas of Mystara is unofficial Fan Content permitted under the Wizards Fan Content Policy. Not approved/endorsed by Wizards. Portions of the materials used are property of Wizards of the Coast. ©Wizards of the Coast LLC.

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