Death Valley is a desert valley located in Eastern California’s Mojave Desert, the lowest, driest, and hottest area in North America.
Yellowstone national park is located in the US state of Wyoming and now it is also extends into Montana and Idaho. By the U.S congress it was established and signed into Law by President Ulysses S.Grant on 1 march in the year 1872. This park was the first national park in the world and famous for many geometrical features and wild life, especially for Old faithful Geyser which is one of the most popular features in the park. It has many types of the echo systems but the sub alpine forest is superior.