State park several public parks previously or currently maintained at the state level pre-date it. Indian Springs State Park has been operated continuously by the state of Georgia as a public park since 1825, although it did not gain the title "State Park" until 1931. In 1864 Yosemite Valley and Mariposa Grove were ceded by the federal government to California until Yosemite National Park was proclaimed in 1890. In 1878 Wisconsin set aside a vast swath of its northern forests as "The State Park" but, needing money, sold most of it to lumber companies within 20 years. The first state park with
Yosemite National Park diversity. Almost 95% of the park is designated wilderness. On average, about 4 million people visit Yosemite each year, and most spend the majority of their time in the 5.9 square miles (15 km) of Yosemite Valley. The park set a visitation record in 2016, surpassing 5 million visitors for the first time in its history. Yosemite was central to the development of the national park idea. Galen Clark and others lobbied to protect Yosemite Valley from development, ultimately leading to President Abraham Lincoln's signing the Yosemite Grant in 1864. John Muir led a successful movement to have Congress establish