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.
Off-Road Travel: Death Valley  Part 1. May. Death Valley is one of the most extreme places you can visit in your 4x4. Temperatures in excess of 120 degrees and the lowest point in North America make it among the most desolate and sought-after places by adventure travelers.