Bighorn Mountain, or He Sha, is the third-highest peak in the U.S. state of Nebraska

Nebraska

Nebraska is a state on the Great Plains of the Midwestern United States. The state's capital is Lincoln and its largest city is Omaha, on the Missouri River....

. It is located in Banner County

Banner County, Nebraska

Banner County is a county located in the U.S. state of Nebraska. The population was 690 at the 2010 census. Its county seat is Harrisburg.Banner County is part of the Scottsbluff, Nebraska Micropolitan Statistical Area....

, about 9 miles (14.5 km) east of the county seat of Harisburg

Harrisburg, Nebraska

Harrisburg is a census-designated place in and the county seat of Banner County, Nebraska, United States. It is part of the Scottsbluff, Nebraska Micropolitan Statistical Area...

, in the Pine Ridge escarpment

Pine Ridge (region)

The Pine Ridge is an escarpment between the Niobrara River and the White River in far northwestern Nebraska...

.

The peak was named for the Bighorn Sheep

Bighorn Sheep

The bighorn sheep is a species of sheep in North America named for its large horns. These horns can weigh up to , while the sheep themselves weigh up to . Recent genetic testing indicates that there are three distinct subspecies of Ovis canadensis, one of which is endangered: Ovis canadensis sierrae...

that once roamed its flanks, and were reintroduced in the 1970s.

Many residents of the county have carved their names at the top of the peak; the practice dates back at least to 1887.