The walls, spattered in chocolate-, peanut butter-, cherry-, and butterscotch-colored drippings, look so luscious and fudgelike that I’m ... caves, says that whenever human remains are found ...

Take an otherworldly journey through Hang Son Doong, the world's largest cave located in Vietnam. The cave is more than 500 feet tall, 650 feet wide, and 29,500 feet long. Video courtesy of Ryan ...

M. W. Turner, and the most famous Victorian ... The technical problem is getting sufficient light inside the cave. The flat-black basalt just sucks up light, and with all the water sloshing ...

Xander Schauffele took us inside the cave where he built the golf game (and mind ... what belongs to you from those days and those accomplishments? XS: I'm more of a process guy. A lot of stuff that ...

Getty A woman died on Friday after falling roughly 100 feet inside a cave near Pearisburg, Virginia. The victim fell shortly after 4 p.m. within a Staffordsville community cave, according to a ...

Residents take shelter in a similar cave near Hama in this photo from 2012. The civil war has been raging in Syria for almost five years. A displaced girl poses inside an underground cave in the ...

Discovered in 1999 inside an abandoned mine in Southern Spain, Pulpí Geode is the largest crystal 'cave' of its kind in the world. But what exactly is a geode and how do crystals form inside them?