Rocks

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

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.

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 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.

This stunning natural double arch, the largest in the Alps, went undiscovered until 2005.

An unusually designed bridge from the 1920s was built to withstand the tides and winds of Maine.

A strange rock formation with numerous legends trying to explain it.

A natural rock formation believed to be a cure-all.

The discovery of this Neolithic settlement, which contained a Stone Age "cathedral," threw archaeologists for a loop.