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Ancient & Archaeological Sites

All Southwest Rockies, Northwest & Alaska Northern Plains Oklahoma East & Great Lakes
Rank by: A–Z Area (sq mi)

4 entries

Cahokia Mounds

The largest city in North America north of Mexico, around 1100

Chaco Culture National Historical Park

The ancestral Puebloan capital of the San Juan Basin

Hopewell Ceremonial Earthworks

Giant geometric earthworks in Ohio, aligned to the moon

Poverty Point

Monumental earthworks built in Louisiana more than 3,000 years ago