Colorado Highway 141, 83 Colorado Highway 340, 86, 88, 89, 94, 97, 122 Colorado mineral belt, 13 Colorado Plateau, 32, 63, 128 Colorado Plateau Province, 16 Colorado River, 11, 55, 78, 120 ancestral, 71, 72, 73, _74_, 77 future course, 83 name change, 16 Columbus Canyon, 111, _112_, 119 Como Bluff, Laramie, Wyo., 53 Cottonwood trees, view, 114 Crawford, George A., 10 Cretaceous Period, 53, 55, 60, 63 Curbstones, ripple-marked, 96 Curtis Formation, 39 Cutler Formation, 128, 129 D Dakota Sandstone, 15, 18, 53, _55_, 89 unconformity, 118 view, _54_ De Chelly Sandstone Member, 129 DeBeque, 57, 63, 64 DeBeque Canyon, 57 Deer, mule, 2 Denver and Rio Grande Western Railroad, 85 Desert, 29 Desert varnish, _8_, 32 view, _69_ Devils Canyon, 13 Devils Kitchen, 116, 117 Devils Kitchen Picnic Area, 86, 111, 116 Dewey Bridge Member, 38, 39 Dikes, 24 Dinosaur tracks, coal, 60 Dinosaur National Monument, 36, 128 _Diplodocus_, 50 Dirty Devil River, 12 Distant View, 101 Divide Road, view, 82 Dolores River, 73, 120