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
Ryan Park, Wyoming Ryan Park, Wyoming Ryan Park is a census-designated place (CDP) in Carbon County, Wyoming, United States. The name was collected by the United States Geological Survey between 1976 and 1979, and entered into the Geographic Names Information System on June 5, 1979. "Ryan Park" is designated as an acceptable place name by the United States Postal Service for mailing addresses and is assigned the ZIP code (82331) of Saratoga, the nearest incorporated town. The population was 38 at the 2010 census. According to the United States Census Bureau, the CDP has a total area of 2.1 square miles (5.4 km),