Sequoia and Kings Canyon National Park, California
This landscape testifies to nature's size, beauty, and diversity - huge mountains, rugged foothills, deep canyons, vast caverns, and the world's largest trees. Sequoia and Kings Canyon National Parks lie side by side in the southern Sierra Nevada, east of the San Joaquin Valley. Visitor activities vary by season and elevation (1,370 to 14,494 feet).
Detailed information at National Parks Service website:
https://www.nps.gov/seki/