Yosemite National Park is a US National Park spanning eastern portions of Tuolumne, Mariposa and Madera counties in the east central California, United States. The park covers an area of 3,080.74 km2 and reaches across the western slopes of the Sierra Nevada mountain chain. Over 3.7 million people visit Yosemite each year: most spend their time in the 7 square miles (18 km2) of Yosemite Valley. Designated a World Heritage Site in 1984, Yosemite is internationally recognized for its spectacular granite cliffs, waterfalls, clear streams, Giant Sequoia groves, and biological diversity.
