Bighorn Mountains

May 2, 2019
revised: Oct. 30, 2020

The Bighorn Mountains are in central Wyoming. Foothills of the Bighorn Mountains reach north into Montana. The highest peak is Cloud Peak at 13167 ft above sea level. Two other peaks, The Merlon and Black Tooth Mountain are over 13000 ft elevation. The Bighorns are very prominent when seen from the much lower Powder River Basin to the east and the Bighorn Basin to the west.

The Bighorn Mountains is a big mountain range running North/South through Wyoming.

Bighorn Mountains or Big Horn Mountains?

The Bighorn Mountains are called by more than one name. A letter to the editor in the Sheridan Press _1_ reported that in 1962 the United States Board of Geographic Names gave the mountains the official name Bighorn Mountains. Since then that name is in common use. The websites Wikipedia, Encyclopedia Britannica, Peakbagger.com, and USGS all use the name: Bighorn Mountains.

However the practice of using the name Bighorn Mountains is far from universal. Summitpost.org uses the name: Big Horn Range. Many other websites such as wyoparks.wyo.gov and the official Wyoming state highway map use the name Big Horn Mountains.


Cloud Peak Skyway

The Cloud Peak Skyway is a Wyoming scenic byway on highway US 16 between the town of Buffalo east of the Bighorns and the town of Ten Sleep west of the Bighorns _2_. This scenic byway is 47 miles long and has significant changes in elevation as it goes over the Southern Bighorn Mountains. The highest point of the scenic byway is Powder River Pass with a 9666 ft elevation.

Powder River Pass is one of our favorite places to stop. It has a parking lot off the main road with views of mountain tops. In the summer the meadows at the pass are filled with alpine flowers. Even in the heat of the summer, the temperatures at this elevation are cool and often there is a breeze.

US 16 goes through Ten Sleep Canyon on the western side of the Bighorns. Ten Sleep Canyon provide dramatic views as you drive along.


Bighorn Scenic Byway

The Bighorn Scenic Byway is designated as highway US 14 between the towns of Shell and Dayton Wyoming _2_. After leaving the town of Shell, US 14 enters Shell Canyon on the west side of the Bighorns. Shell Canyon is much different from Ten Sleep canyon to the South on US 16. But both canyons provide a fantastic and interesting drive. The rapids and small waterfalls of Shell Creek flowing through Shell Canyon can be seen on the drive.

While still in Shell Canyon, the Bighorn Scenic Byway reaches Shell Falls, A large waterfall with a parking area and a visitors center. The Bighorn Scenic Byway climbs up to Granite Pass, with 9033 ft elevation, then descends down the east side of the Bighorns towards Dayton Wyoming. There is beautiful mountain scenery along the whole route.

After Granite Pass, the Bighorn Scenic Byway is joined at Burgess Junction by another scenic byway called Medicine Wheel Passage which is on US 14 Alternate (US 14A) .


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Note: 1

A June 21, 2016 letter to the editor by Rich Urbatchka in the Sheridan Press gives an informed discussion on the history of the two different ways to spell: Bighorn Mountains.

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Note: 2

There are three scenic byways over the Bighorn Mountains described in this detailed 9 page Wyoming DOT brochure in a pdf file.

The scenic byways are the Cloud Peak Skyway (on US 16), the Bighorn Scenic Byway (on US 14), and the Medicine Wheel Passage (on US14A).

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