Front Range was the last step in forming the present-day geologic sequence and history of today’s Front Range. The Front Range includes the highest peaks along the eastern edge of the Rockies. The highest mountain peak in the Front Range is Grays Peak. Other notable mountains include Torreys Peak, Mount Evans, Longs Peak, Pikes Peak, and Mount Bierstadt. The main interstate highways that run through the Front Range are Interstate 70, which crosses west of Denver, Colorado, and Interstate 80, which crosses near Laramie, Wyoming. U.S. Route 34 travels through the mountains near Loveland, Colorado. Along with roads that run through the
Mount Elbert change rapidly, and afternoon thunderstorms are common in the summertime; hailstorms and snow are possible year-round. An electrical storm on the mountain's summit was considered remarkable enough to be reported in the July 1894 issue of "Science". Mount Elbert is part of the Sawatch Range, an uplift of the Laramide Orogeny which separated from the Mosquito Range to the east around 28 million years ago. The tops of this range were heavily glaciated, leaving behind characteristic summit features and other such clues. For example, the base of Elbert on the eastern side exhibits large igneous and metamorphic rocks deposited when