Notable peaks of the Rocky Mountains include Longs Peak, Mount Evans, Pikes Peak, and the Spanish Peaks near Walsenburg, in southern Colorado.
This area drains to the east and the southeast, ultimately either via the Mississippi River or the Rio Grande into the Gulf of Mexico.
Across the Sangre de Cristo Range to the east of the San Luis Valley lies the Wet Mountain Valley.
Roughly 70% of Colorado's population resides along the eastern edge of the Rocky Mountains in the Front Range Urban Corridor between Cheyenne, Wyoming, and Pueblo, Colorado.
This region is partially protected from prevailing storms that blow in from the Pacific Ocean region by the high Rockies in the middle of Colorado.
Colorado is notable for its diverse geography, which includes alpine mountains, arid plains, deserts with huge sand dunes, and deep canyons. state that lies entirely above 1,000 meters' elevation.
The borders of Colorado were originally defined to be lines of latitude and longitude, making its shape a latitude-longitude quadrangle which stretches from 37°N to 41°N latitude, and from 102°03'W to 109°03'W longitude (25°W to 32°W from the Washington Meridian). The point where the Arikaree River flows out of Yuma County, Colorado, and into Cheyenne County, Kansas, is the lowest point in Colorado at 3,317 feet (1,011 m) elevation.