Alan Cressler:
Anthodite, Sphinx Cave, Coronado National Forest, Cochise County, Arizona 1
Alan Cressler:
The Grotto, Cave Creek Canyon, Chiricahua Mountains, Coronado National Forest, Cochise County, Arizona, Philip Rykwalder 1
Alan Cressler:
Watermans Bat Cave, Ironwood Forest National Monument, Pima County, Arizona, Greg Huston 1
Alan Cressler:
Watermans Bat Cave, Ironwood Forest National Monument, Pima County, Arizona, Greg Huston 2