Geology

An enigmatic natural rock formation with a manmade passage cut through the center.

The spot where the namesake of the Douglas fir met his mysterious end on a Hawaiian volcano.

Nature's slip and slide.

Colin Stokes "got a bit carried away" and built a castle that looks like something out of Tolkien.

This ambitious attraction was the brain child of a lake resort impresario, and built by the WPA.

An ancient engraving by the Cammeraygal people was uncovered in the transformation of a North Sydney industrial site.

Constant erosion has created a surreal landscape of bleached and preserved fallen trees.

This rare volcano spews the strangest and (literally) coolest lava in the world.

After the attack on Pearl Harbor, rocks and fossils from every U.S. state were collected into a pyramid of national unity.

These strange large stones served as a campsite and lookout post for generations of Native Americans.

A violent name for a violent volcano.

A petroglyph map of the upper Snake River carved by prehistoric hunter-gatherers.

A unique park tells the geological history of Belarus in a national “map” of thousands of boulders and blue spruce.

No one knows the origins of the mysterious stone ruins discovered on a hillside in Halifax.