Taoism, Buddhist and Confucianism are all represented in this temple that claims to answer anyone's wishes.

Remnants of the most densely packed city in world history, that thrived on anarchy for 30 years.

The industrial monstrosity known as Bagger 258 is a colossal mining machine built in the DDR - but now left for dead in a German field.

The abandoned "Red Star Train Graveyard" is the final rusting place for precious artifacts of train history.

The largest earthwork effigy in the world.

Artistic cabins actually grow deep in the Canadian wilderness.

This underground power plant looks more like a super-villian's lair than a public work.

At this 16th-century monastery in rural Bulgaria, visitors can also spend the night.

Ancient mysterious ruts carved in the bedrock.

A tunnel dug through the side of a mountain by hand provides convenient yet death-defying access to a small village in China.

This terrifying glass bridge on the side of a mountain cracks as you step on it.

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

A total of 999 stairs lead visitors through a massive hole in a mountain known as the Gateway to Heaven.

This hulking behemoth is actually five interconnected towers built in the 1960s.

A colossal floating restaurant built to look like a ancient Chinese imperial palace.

The world's widest single drop waterfall, and the two men who legend says went over its edge in a boat.

This "floating island" plateau sits 7,671 feet above the forest floor.

Massive sinkholes on a mountain in one of the most remote places in Venezuela.

The Canaima airstrip in Venezuela keeps an antique DC 3 plane in its camp.

Immortal combat in a Moscow museum.

This Russian locomotive museum was once devoted just to Lenin's funeral before expanding to encompass Moscow's entire train history.

A collection of modern and vintage pinball machines housed in the cellar of a 15th-century building.

A menacing statue of this mythical creature can be seen at the legendary site of the monster's lair.

This eatery re-creates dishes from the Ottoman Empire so you can dine like a sultan.