Geotripper
News and views from the geologic realm
Showing posts with label
Sand Canyon Pueblo
.
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Showing posts with label
Sand Canyon Pueblo
.
Show all posts
Tuesday, January 6, 2009
The Cretaceous Parks of the Colorado Plateau: Walled Cities and Tragedy
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A walled city of 400-500 people, surrounded by tilled fields, and constantly subject to attack during its short existence in the 13th centu...
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