This lava tube is reportedly the third-longest in all of North America, trailing Hawaii’s 40-mile Kazumura Cave and the less-publicized 9-mile Deadhorse Cave system near Washington’s Mount Adams.

Crawl down a suffocating cave system using only your arms in this punishing physics-horror adventure. What morbid force is calling you deeper into the heart of the caves? The Cave Diver is set to be ...

In 1925, a rescue operation turned into a prolonged and distressing fatality. A man remained alert, able to communicate and responsive as he met his slow end trapped inside a cave. On the 30th of ...