This former chapel resides on an island connected to the mainland by one of Shetland's iconic beachy tombolos.

Recreations of a Norse longhouse and boat on Shetland's northernmost inhabited island.

On a remote island, legend has it that a fiddler and his wife were turned to stone.

This Shetland Islands bus shelter may be small, but it squeezes in a couch, a desk, some art, and even an old telly.

This picturesque archeological site looks like it was pulled straight from a fantasy novel.

A remarkably well preserved tower dating all the way back to the Iron Age.

Remnants of an exploded schooner and wrecked submarines form a breakwater.

This 600-year-old home seems to defy physics.

These blingy, baubled skeletons lie in glass boxes inside a baroque Bavarian church.

This German bone house contains the remains of some 20,000 souls.

A Black Forest cuckoo clock theme park features one timepiece big enough to walk inside.

These 18th century gardens tell a rocky story of the son of Odysseus.

No need to strap in for a "ride" on this walkable roller coaster.

This conical hill was built as a testing ground for an engineer known as the Glider King.

Virgil's many-mouthed gateway to the underworld.

Ancient cliffs resembling a kilt on Scotland's second largest island emit an entrancing sound.

Massive rock sculptures formed during the time of the dinosaurs still stand undisturbed.

The Dalai Lama named this New Zealand landscape the "Spiritual Center of the Universe."

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.

Handcrafted thermal spa washes away each night with the tide.

An abandoned whaling station on an active volcano offers hot springs in Antarctica, surrounded by ruined giants of industry.

Stalactites and stalagmites in a beautifully lit cave.

Rising from the sea like a stone monster.

The second-deepest known cave on Earth, hidden in an extremely remote mountain region.