The Great Canyon of Colorado is a very colorful, steep-sided gorge, carved out by the Colorado River.
Ideal section of La Plata Mountain, Colorado, showing the supposed original form of the laccolith of…
Edward Moody McCook (June 15. 1833 – September 9, 1909) was a lawyer, politician, distinguished Union…
Rounded rock surfaces or Roches Mountonnees, due to erosion by a former glacier, Colorado.
The Utes are an ethnically related group of American Indians now living primarily in Utah and Colorado.…