Geology

Kentucky's anomalous peninsula projecting into the Mississippi River, site of legendary earthquakes and local feuds.

Italy's curious field of mud volcanoes is named for being both gross AND salty.

One Greenland town turned itself into an open air sculpture gallery with the help of a series of traditional stone artworks.

This trio of neolithic stone monuments are fabled to be a king and his knights that were petrified by a witch.

A miraculous natural phenomenon known as "the spring that breathes."

This eye-popping Icelandic crater lake is surrounded by red volcanic rock.

This water-locked cliff face is covered in hundreds of ancient pictographs.

A precariously balanced goose-shaped boulder with a dark legend.

This natural rock "church" might not be a proper chapel but that doesn't mean it's not beautiful.

Naturally formed white marble arch housed in an abandoned marble quarry from the 1800s.

In ancient times, these fallen standing stones supported a massive house.

This precariously balanced boulder is said to be a hunk of stolen butter dropped by the gods.

"Portugal's Stonehenge" is made up of nut-like stones aligned with the heavens.

These ominous lava formations were said to be an entrance to the netherworld so of course they inspired a famous metal band.