Death Valley National Park class 2 or "average dark sky" sites. Death Valley National Park Death Valley National Park is an American national park that straddles the California—Nevada border, east of the Sierra Nevada. The park occupies an interface zone between the arid Great Basin and Mojave deserts, protecting the northwest corner of the Mojave Desert and its diverse environment of salt-flats, sand dunes, badlands, valleys, canyons, and mountains. Death Valley is the largest national park in the lower 48 states, and the hottest, driest and lowest of all the national parks in the United States. The second-lowest point in the Western Hemisphere is
Death Valley Greenland Ranch station averaged . The wettest month on record is January 1995, when fell on Death Valley. The wettest period on record was mid-2004 to mid-2005, in which nearly of rain fell in total, leading to ephemeral lakes in the valley and the region and tremendous wildflower blooms. Snow with accumulation has only been recorded in January 1922, while scattered flakes have been recorded on other occasions. In 2005, Death Valley received four times its average annual rainfall of . As it has done before for hundreds of years, the lowest spot in the valley filled with a wide,