The exorbitant price of paradise.

Just a few miles from downtown Atlanta is a trail covered in a crazy collection of outsider art.

A collection of artworks exclusively created by the mentally ill that was almost burned by Nazi culture police.

The unique design was created by the traditional way communal rice paddies were divided among the indigenous people.

A simple tribute to the migrant workers who landed here before walking hundreds of miles to Victoria's gold mines.

Neither Spanish settlers nor anyone since has been able to tell who built these strange California rock walls.

Mysterious hillside with a continuously burning natural fire.

An abandoned Cold War missile radar site.

In California, colorful roadside signs remind us all that love transcends borders.

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

Possibly the world's oldest rug, this Egyptian relic is woven entirely from ancient cat hair and once carried a mummified human foot.

One of the world's few mounted blue whales, its jaws are hinged open allowing visitors to descend into a lounge.

A South African bar inside a hollowed out 6,000-year-old Baobab.

The overgrown remains of an old rail bridge rise above the valley like ancient Greek ruins.

A collection of 20th-century automata, penny arcade games, and musical contraptions.

A jaw-dropping "megalibrary" that turns book-browsing into a geometric adventure.

New London, Connecticut still holds a grudge against its hometown son who turned traitor and burned the city.

Three floors above a 2,000-year-old royal tomb is a rare collection of ancient porcelain pillows.

Where an entire elephant skeleton, a snakeskin table runner, and thousands of animal remains become art.

This unique zoo is the only place in the world where you can see all 15 species of crane.

Final resting place of two dozen New York City harbor ships.

Impossibly life-like natural history models created out of glass by a father and son.

Crossing this suspension bridge feels like walking through the sky, a fitting tribute to the head of the Apollo program.

Italy's "New Mountain" rose from the ground in a volcanic eruption in 1538.