These are the 10 best U.S. national parks to see wildlife

1. Congaree National Park,  South Carolina

2. Cuyahoga Valley National  Park, Ohio

3. Carlsbad Caverns National Park, New Mexico

4. Pinnacles National Park, California

5. Acadia National Park,  Maine

6. Wind Cave National Park, South Dakota

7. Dry Tortugas National Park, Florida

8. Black Canyon of the Gunnison National Park, Colorado

9. Mammoth Cave National Park, Kentucky

10. Bryce Canyon National Park, Utah