You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Language UND Remove constraint Language: UND Place Boulder Remove constraint Place: Boulder Place Colorado Remove constraint Place: Colorado Place North America Remove constraint Place: North America Place Rocky Mountain National Park, Calypso Cascades, Wild Basin, 3½ miles west of Allenspark Remove constraint Place: Rocky Mountain National Park, Calypso Cascades, Wild Basin, 3½ miles west of Allenspark