Little Bighorn River

Little Bighorn River
Battle of the Little Bighorn reenactment at the banks of the Little Bighorn River between the Crow Agency and Garryowen, Montana.
The Bighorn River, showing the Little Bighorn River as a tributary in the northeast
Native nameIisaxpúatahcheeaashe Aliakáate (Crow)
Location
CountryBig Horn County, Montana and Sheridan County, Wyoming
Physical characteristics
Source 
  locationBighorn Mountains, Bald Mountain(Wyoming
  coordinates44°47′21″N 107°48′44″W / 44.7893°N 107.8122°W / 44.7893; -107.8122 (Little Bighorn River origin)
Mouth 
  location
Bighorn River near Hardin, Montana
  coordinates
45°44′17″N 107°34′10″W / 45.73806°N 107.56944°W / 45.73806; -107.56944 (Little Bighorn River)
  elevation
2,884 feet (879 m)
Discharge 
  locationnear Hardin
  average278 cu ft/s (7.9 m3/s)
Basin features
River systemYellowstone River

The Little Bighorn River is a 138-mile-long (222 km) tributary of the Bighorn River in the United States in the states of Montana and Wyoming. The Battle of the Little Bighorn, also known as the Battle of the Greasy Grass, was fought on its banks on June 25–26, 1876, as well as the Battle of Crow Agency in 1887.