1. Hamilton Pool Preserve (Texas) Located just outside of Austin, Hamilton Pool is a breathtaking natural grotto with a 50-foot waterfall cascading into a turquoise pool.
2. Sliding Rock (North Carolina) Nestled in the Pisgah National Forest, Sliding Rock is a 60-foot natural rock slide that plunges into a refreshing pool.
3. Havasu Falls (Arizona) Havasu Falls is a stunning oasis in the Grand Canyon, known for its vivid blue-green waters and dramatic 100-foot waterfall.
4. Barton Springs Pool (Texas) Located in the heart of Austin, Barton Springs Pool is fed by underground springs and maintains a cool 68-70 degrees year-round.
5. Devil's Den (Florida) Devil's Den is an underground spring in a prehistoric cave, offering a surreal swimming experience. The crystal-clear water and eerie lighting make it a popular spot for snorkeling and scuba diving in Florida.
6. Cummins Falls (Tennessee) Cummins Falls, located in Cummins Falls State Park, is a cascading waterfall that drops into a large swimming hole.
7. The Homestead Crater (Utah) The Homestead Crater is a geothermal hot spring hidden within a 55-foot tall limestone dome. The warm mineral waters offer a unique swimming experience in a natural cave setting.
8. Johnson's Shut-Ins (Missouri) Johnson's Shut-Ins is a series of natural rock formations along the Black River that create small waterfalls and pools.