History of Wyoming men. In 1871, Ferdinand Vandeveer Hayden led a formal geological survey of the area, the result of which ultimately convinced Congress to set aside the region. Yellowstone National Park became the world's first National Park in 1872. In August 1886, the U.S. Army was given administration of the park. In 1917, administration of the park was transferred to the new National Park Service. Hundreds of structures have been built and are protected for their architectural and historical significance, and researchers have examined more than 1,000 archaeological sites. Most of Yellowstone National Park is located in Wyoming. Wyoming is also home
West River, Wyoming School, and Worland High School . West River, Wyoming West River is an unincorporated community in Washakie County, Wyoming, United States. The population was 321 at the 2000 census, when it was a census-designated place (CDP). West River is located at (44.096812, -107.980449). According to the United States Census Bureau, in 2000 the CDP has a total area of 57.5 square miles (149.1 km²), of which, 57.2 square miles (148.3 km²) of it is land and 0.3 square miles (0.8 km²) of it (0.54%) is water. As of the census of 2000, there were 321 people, 113 households, and 96