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.
Average Temperature. Death Valley is the hottest place in North America, according to the National Park Service, with highest temperatures coming in July, when the average is 115 degrees Fahrenheit.