Made famous by 'Star Wars,' these troglodyte homes face an uncertain future.

The original movie set for the home of 'Star Wars' hero Luke Skywalker.

The original film set of Luke Skywalker's Tatooine home from the 'Star Wars' trilogy.

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

An awesome blend of traditional architecture and street art.

An ancient Phoenician citadel once stood at the site where Queen Dido first landed, according to legend.

Some believe this abandoned Brutalist masterpiece inspired George Lucas's Sandcrawler.

This museum in the famously blue neighborhood of Sidi Bou Saïd showcases a traditional Tunisian lifestyle.

An ancient burial ground believed to have been used for ritual sacrifice.

The ancient heart of Tunis is an enormous maze of narrow streets and alleyways.

After the queen of Spain had a dream where these statues fell and crushed her, they were removed from the palace and given new homes around Madrid.

These distorting, funhouse mirrors achieved fame in a renowned piece of Spanish theater.

A rare set of strings by famed instrument maker Antonio Stradivarius is on display in the Royal Palace.

For decades, Puerta del Sol has been illuminated by a giant, guitar-wielding bottle of sherry.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

Georgia's highest point was given its strange name thanks to a simple translation error.

A small horde of mythical creatures lurk almost imperceptibly within the museum's wildlife dioramas.

A multiversal transit station located right below a highway interchange.

Once the center of Gold Rush mania, now the starting point for the Yukon Quest sled dog race.

This mile marker stands at the unofficial end of a highway built to defend the United States from a Japanese invasion during World War II.

This gravelly, dangerous highway is the only road in the United States that leads to the Arctic Ocean.

A morbid gateway to an Alaska town prides itself on the hunting history it represents.

The sculpture's largest spire points directly toward the North Star.

Mind-blowing carvings and fantasy ice scenes grace the largest year-round ice environment in the world.