How many acres is the Horse Range that was established by Congress in Bighorn Canyon National Recreation Area?
Bighorn Canyon National Recreation Area Bighorn Canyon National Recreation Area is a national park unit established by an act of Congress on October 15, 1966, following the construction of the Yellowtail Dam by the Bureau of Reclamation. It straddles the border between Wyoming and Montana. The dam, named after the famous Crow leader Robert Yellowtail, harnesses the waters of the Bighorn River by turning that variable watercourse into Bighorn Lake. The lake extends 71 mi through Wyoming and Montana, 55 mi of which lie within the national recreation area. About one third of the park unit is located on the Crow Indian Reservation. Nearly one-quarter of the Pryor Mountains Wild Horse Range lies within the Bighorn Canyon National Recreation Area.
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.