Virus Outbreak National Parks

FILE - In this May 8, 2011, file photo, hikers climb down the Angels Landing trail in Zion National Park, in Utah. Zion National Park announced Monday, March 23, 2020, it is closing its campgrounds and part of a popular trail called Angel's Landing that is often crowded with people due to coronavirus. The top part of the hike that is being closed is bordered by steep drops and ascends some 1,500 feet (457 meters) above the southern Utah park's red-rock cliffs, offering sweeping views. (Jud Burkett/The Spectrum via AP, File)