Curated OER
Ancient River Civilizations
Students investigate the growth of the Ancient River Civilizations. In this world history lesson, students compare and contrast ancient and modern maps of the area of river civilizations.
Princeton University
Princeton University: Qed: Mapping Globalization: Map Category Queries
A large database of historical maps that can be searched by map type, time period (prehistory to 21st century), theme, and world location. Themes cover economics, war, disease, trade, migration, and much more.
Other
Cartographic Images: Late Medieval Maps 1300 1500
Find some incredible maps of early cartographers. What did they know of the world then? Did they know it was round? Take a look at this site.