ECU Libraries Catalog
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Region
- Colorado593
- United States314
- West (U.S.)70
- Utah57
- Mexico50
- Colorado River (Colo.-Mexico)42
- Southwest, New42
- Arizona39
- New Mexico34
- Colorado Plateau30
- Wyoming29
- Denver25
- Grand Canyon (Ariz.)20
- California17
- Rocky Mountains17
- North America16
- Mesa Verde National Park (Colo.)14
- Great Plains12
- Panama12
- Barro Colorado Island11