This natural "sea of stones" was once used by the Romans as a quarry.

It's good luck to be mocked by this monkey.

The jaw of one of humankind's earliest ancestors on display at an overlooked geology museum.

This 18th-century folly is one of Europe's rare "garden mosques."

Aged nearly 1,700 years, the world's oldest bottle of wine is probably still drinkable.

A statue dedicated to the antihero of the Nibelung legend.

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

While you wait to cross the street at a traffic light in Mainz, you might notice that the light is staring back at you.

The final resting place of the famed German pilot, the "Red Baron."

A historic casino where Dostoyevsky is said to have lost it all on a single spin of the roulette wheel.

This tremendous timepiece was once the largest cuckoo clock in the world.

A rare water-powered funicular, it uses a huge tank of water and gravity to do its work.

Morocco's Argania trees are infested with nut-hungry goats.

An abandoned horror film set sits eerily along a highway through Hollywood's "door to the desert."

A beautiful 62-acre Catholic shrine and botanical garden.

A heavenly experience, right here on Terra Firma.

This stoic, if derpy, giant stands as a monument to Oregon's statehood and the novelty culture of yesteryear.

Not-so-fearsome tiny trolls live under this wooden train trestle in Portland.

The eerie remnants of an ancient forest were hidden under the sand for centuries.