State and Private Parks by State
| Park | State |
| Barringer Meteor Crater | Arizona |
| Balanced Rock State Park | Idaho |
| Castle Rocks State Park | Idaho |
| Starved Rock State Park | Illinois |
| Ledges State Park | Iowa |
| Burgess Falls State Park | Kentucky |
| Grafton Notch State Park | Maine |
| Itasca State Park | Minnesota |
| Minnesota Interstate State Park | Minnesota |
| Ashfall Fossil Beds State Historic Park | Nebraska |
| Berlin/Ichthyosaur State Park | Nevada |
| Rio Grande Gorge State Park | New Mexico |
| Letchworth State Park | New York |
| Black Mesa State Park | Oklahoma |
| Great Salt Plains State Park | Oklahoma |
| Archbald Pothole State Park | Pennsylvania |
| Lackawanna State Park | Pennsylvania |
| Custer State Park, Cathedral Spires | South Dakota |
| Prairie Homestead | South Dakota |
| Crazy Horse Memorial | South Dakota |
| Dinosaur Valley State Park | Texas |
| Monahans Sandhills State Park | Texas |
| Goblin Valley State Park | Utah |
| Palouse Falls State Park | Washington |
| Steamboat Rock State Park | Washington |
| Sun Lakes-Dry Falls State Park | Washington |
| Wisconsin Interstate State Park | Wisconsin |
| Vore Buffalo Jump | Wyoming |