A fifth-century temple improbably built into the side of a cliff.

Small church on top of a huge rock column.

An isolated village literally built into the crevices and rock formations of a mountain.

Plenty of old carney magic still haunts this photogenic amusement park.

An abandoned hotel in the highlands of Bali is shrouded in stories of ghosts, curses, and corruption.

Hidden amid the tropical forest in the Caribbean Sea are the decaying ruins of the Cocaine King's luxurious island party home.

An abandoned water park overtaken by the dunes.

An abandoned saucer-shaped monument in the Bulgarian mountains.

An Italian hillside ghost town.

A creepy, deserted mock Arabian village can be found in the middle of the Qatari desert.

A haunting theme park is slowly being swallowed by the jungle.

A series of five defunct panopticon prisons in Cuba.

An abandoned desert hamlet swallowed up by sand.

The 1936 Summer Olympics site is a crumbling remnant of sportsmanship and a history its host country would like to forget.

The “City of Stairs” sits high in the Andes, above the world’s largest underground copper mine.

This abandoned Antarctic research station is a Soviet ghost frozen in time.

This abandoned fishing settlement may well be the greenest village in the world.

Shipwrecks, ruins, and turtles are all that remain on this haunting Caribbean ghost island.

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

This small 16th-century church in Athens is almost entirely surrounded by a modern building.

Originally a leper colony, the island is now an Armenian monastery that's home to an incredible manuscript library and eclectic museum.

The centuries-old trees are draped with Spanish moss to make them look like wizened elders.

This angular Dwarven tunnel cuts through a mountainside in Glacier National Park.

Stroll through a wonderland of stupendous moss-covered trees.