Bighorn River Wind River Canyon near the town of Thermopolis. From there, the river flows through the Bighorn Basin in north central Wyoming, passing through Thermopolis and Hot Springs State Park. At the border with Montana, the river turns northeast, and flows past the north end of the Bighorn Mountains, through the Crow Indian Reservation, where the Yellowtail Dam forms the Bighorn Lake reservoir. The reservoir and the surrounding canyon are part of the Bighorn Canyon National Recreation Area. The Little Bighorn River joins the Bighorn near the town of Hardin, Montana. Approximately fifty miles farther downriver, the Bighorn River ends where
Battle of the Little Bighorn partially dismantled), and in it was the body of a Sans Arc warrior, Old She-Bear, who had been wounded in the battle. He had died a couple of days after the Rosebud battle, and it was the custom of the Indians to move camp when a warrior died and leave the body with its possessions. The Lone Teepee was an important location during the Battle of the Little Bighorn for several reasons, including: The first group to attack was Major Reno's second detachment (Companies A, G and M) after receiving orders from Custer written out by Lt. William W. Cooke,