In celebration of the National Park Service’s 100th anniversary, The Stream has compiled a list of the top ten national parks, ranked by the number of visitors in 2015. Join us as we admire the beauty of this great nation.

10. Glacier National Park, Montana (2,366,056 visitors)

9. Acadia National Park, Maine (2,811,184 visitors)

8. Grand Teton National Park, Wyoming (3,149,921 visitors)

7. Olympic National Park, Washington (3,263,761 visitors)

6. Zion National Park, Utah (3,648,846 visitors)

5. Yellowstone National Park, Wyoming (4,097,710 visitors)

4. Yosemite National Park, California (4,150,217 visitors)

3. Rocky Mountains National Park, Colorado (4,155,916 visitors)

2. Grand Canyon National Park, Arizona (5,520,736 visitors)

1. Great Smoky Mountains National Park, Tennessee (10,712,674 visitors)