Seneca Caverns Fracture System - Seneca Caverns Ohio
Bahamas Caves Research Foundation - The depths of Morhdorh Cavern, part of the massive fracture system that runs through Andros Island, The Bahamas. Photo by Brian Kakuk. | Facebook
Cal Cave limestone is formed due to fracture (fault) systems in the blocks. Çalköy Cave is 4 km long and can be visited by a first kilometer. Photos | Adobe Stock