Number of new tuberculosis cases: 9,582 (2013) Number of new salmonella cases: 50,634 (2013) Number of new Lyme disease cases: 36,307 (2013) Number of new meningococcal disease cases: 556 (2013)
Death Valley, California, is the largest national park in the contiguous United States: 3.4 million acres of desert vastness. At first glance it appears to be a barren wasteland, to be hurried through as quickly as possible, but the alert visitor soon recognizes that there is much here to see and experience.
Death Valley National Park: Ecosystems. Despite its reputation as a lifeless wasteland, Death Valley National Park contains a great diversity of plants. The park covers over 3 million acres of Mojave and Great Basin desert terrain, with elevations ranging from 282 feet below sea level at Badwater Basin to 11,049 feet on the summit of Telescope Peak.