Great Smoky Mountains National Park, NC - TN

Due to its prime location, Great Smoky Mountains National Park gets over twice as many visitors as any other national park in America.

9,192,477 people visited this park in 2005.

Grand Canyon National Park, AZ

Considered one of the seven natural wonders of the world, Grand Canyon National Park offers spectacular views.

4,401,522 people visited this park in 2005.

Yosemite National Park, CA

Amidst the high Sierra-Nevada mountain range lies Yosemite National Park, an outdoor lover's paradise.

3,304,144 people visited this park in 2005.

Olympic National Park, WA

The breathtaking mountains of Olympic National Park are among the numerous towering beauties of Washington State.

3,142,774 people visited this park in 2005.

Yellowstone National Park, ID - MT - WY

The oldest national park in the country and the largest outside of Alaska, Yellowstone National Park offers a wide variety of wildlife and natural beauty.

2,835,651 people visited this park in 2005.