The Lava River Cave outside of Bend is a mile deep and 60 feet tall. Here's how to explore Oregon's longest lava tube.

Whether you’re into stalactite symphonies, prehistoric shelters, or just love your trails dark and damp, these 10 U.S.

A hidden gem thousands of years in the making sits along the banks of the Meramec River in scenic Crawford County.

On the northern edge of the Ozark Mountains, Onondaga Cave is one of two known caves that encompass part of a Missouri state park that shares the same name.

Hoosock is survived by his wife, daughter and two sons. The Onondaga County Sheriff’s Department said Hoosock’s service and dedication to his family and his community will continue to serve as ...

Archaeologists recover rare Tlacotepehua artifacts from Tlayócoc cave, Mexico, thanks to a discovery by a local guide and a Russian speleologist.