How many acres is the Horse Range that was established by Congress in Bighorn Canyon National Recreation Area?
Pryor Mountains Wild Horse Range The Pryor Mountains Wild Horse Range is a refuge for a historically significant herd of free-roaming Mustangs, feral horses colloquially called "wild horses", located in the Pryor Mountains of Montana and Wyoming in the United States. The range has an area of 39650 acre and was established in 1968 along the Montana–Wyoming border as the first protected refuge dedicated exclusively for Mustangs. It was the second feral horse refuge in the United States. About a quarter of the refuge lies within the Bighorn Canyon National Recreation Area. A group of federal agencies, led by the Bureau of Land Management, administers the range.
Cascade–Siskiyou National Monument The Cascade–Siskiyou National Monument is a national monument that protects 86,774 acre of forest and grasslands at the junction of the Cascade Range and the Siskiyou Mountains in southwestern Oregon and northwestern California, United States. The monument is managed by the Bureau of Land Management as part of the National Landscape Conservation System and was established in a presidential proclamation by President Bill Clinton on June 9, 2000.