There are more than 3,000 mines in San Bernardino County, and they are an attraction that can be dangerous to explorers, ...

The cave’s deepest freefall shaft, a 475-foot (145-meter) vertical drop, is a true abyss. Rappelling down feels like falling into infinite space, with nothing but a thin rope preventing a fatal ...

The entrance to the vertical shaft found during renovation at Nieuwstraat 7 in Tielt Photo from Flanders Heritage Agency Archaeologists investigated and realized the newfound shaft was just part ...

Aguirre and his team were exploring the area for signs of early human occupation when they stumbled upon an unusual feature of the landscape—a deep, vertical shaft, which appeared to have been ...