“Parks Ranch Cave is open to unsupervised exploration.
It doesn't require technical caving skills, but it's not without its hazards.
The cave has 20 different entrances.
2 are readily entered on foot, but most are sinkholes.“
Nature notes. A five minute episode on Parks Ranch Cave a gypsum cave with 4 miles of mapped passages. The important thing to take note of from a TTRPG perspective is the 20 different entrances.

Exploring the “Weird White World” of Parks Ranch Cave — Nature Notes
An interstate might seem an arbitrary boundary. But an attentive West Texas traveler driving north of Interstate 10, on Highway 54 from Van Horn to the Guadalupe Mountains, can see they’ve entered a different landscape.


