Historic, 19th-century wagon wheel ruts cut into soft volcanic ash.

Unlike most arches, this geological oddity formed in a volcanic dike.

This once-popular otherworldly landscape was formed by one of the largest volcanic eruptions in history.

An essential stop before plundering, BYO Cutlass.

At this California chicken ranch, four bucks will get you 18 eggs and a chorus of dancing animatronic poultry.

A gift from Abbot Kinney and a little bit of piece of Black history in Venice Beach.

Monty Python fans will recognize this abandoned mine as the Cave of the Killer Rabbit of Caerbannog.

The complex has been abandoned since the Croatian War of Independence, barring a stint as a set for 'Game of Thrones.'

Hundreds of stone stairs and a winding medieval bridge connect this haunting Spanish island to the mainland.

This castle was once considered as an option for the Royal Family's alternate residence, but you may know it better from the 'X-Men' movie.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

A tall karst islet popularized by 007.

The site of the climactic scene from the classic horror film is now a historic landmark.

The lighthouse central to the 1980s horror classic "The Fog" is, in fact, located in one of the foggiest areas of the Pacific Coast.

Buildings from the fictional planet of Tatooine still litter the Tunisian desert.

The historic tower houses of this nearly abandoned Greek town have been compared to the spikes on an iguana's back.

This little Greek plateau is home to thousands of rustic, white-sailed windmills.

A small island with shimmering pink sands, home to loggerhead turtles and rare plants.

This abandoned Greek island was the last active leper colony in Europe.

This secret coastal village is studded with pastel-colored houses all piled on top of one another.

The hermits of Karoulia protect their asocial lifestyles by living on the vertical face of a treacherous precipice.

Poseidon? No one seems to know.

This wrecked ghost ship has been rusting on a Greek beach since the 1980s.

The oldest olive tree in Greece has been bearing fruit for at least 2,000 years.