10. Sequoia National Forest: As broad as their cousins—the redwoods—are tall, Giant Sequoias have amazed school children, presidents, and visiting kings and queens. Stretching more than 102 feet around, Sequoia National Forest is home to some of the biggest trees found anywhere on earth. Located in the southern Sierra Nevadas, the park also contains Mount Whitney, the highest point in the contiguous 48 United States.
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