Subsidence Cracks & Fissures, Cochise Co., Arizona - October 2011
Coleen Brown, Doug Shakel, Jack Light and Claudia Stone Examine Well Head Displaying about 2.5 feet of Ground Subsidence Since the 1940s or 1950s (Photo provided by Jan Rasmussen)
Large Earth Fissue Located in Sulphur Springs Valley (Photo provided by Jan Rasmussen)
Field Trip Participants Examine a Large Earth Fissure Located in Sulphur Springs Valley (Photo provided by Jan Rasmussen)
Cori Tests Land Bridge while Coleen Serves as Lifeguard (Photo provided by Jan Rasmussen)