0 a national park (= an area of a country that is protected by the government because of its natural beauty or because it has a special history) in central California:
Rock falls are a natural part of Yosemite National Park's geology.
Perhaps three-quarters of Yosemite's 3 million-plus annual visitors pass through the valley to see the awe-inspiring views of Half Dome, El Capitan and Yosemite Falls.
