Alien rock formations grown from the sands of an Australian national park.

Teeming with illegal goods and services, this towering maze of vice is also a popular tourist accommodation.

Legend holds eating just one of these black eggs can add seven years to one's life.

The sound of swaying stalks in this stunning grove has been named a governmentally recognized sound.

Peace Park and the Atomic Bomb Dome.

Japanese national treasure originally built in 593 CE.

Climb inside an iron crystal magnified 165 billion times its normal size.

A little sculpture with a large wardrobe.

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

This elaborate towering structure was once famed for its revolutionary height.

A vista of the city and sea from atop the little-known viewing deck on an unassuming Columbus statue.

Five candy-colored villages on the Italian Riviera.

A bright little alley in La Boca is a part of tango history.

A medieval replica of King Arthur's legendary table, the Round Table hanging in Winchester Castle was decorated by Henry VIII.

The corpse bride of Portugal.

The remains of Crystal Palace Great Exhibition of 1851.

A hugely vast Irish landscape of barren rock that stretches for miles.

A crumbling hospital from the 1850s on Roosevelt Island.

Stay in a room with a view... of the bottom of the ocean.

Designed by Buckminster Fuller, this relic of the 67 Expo survived fire and ice.

This former theme park in New York's Adirondack Mountains fell into ruin before being resurrected as a state-run campground

Mysterious 500-year-old tapestries depict a unicorn hunt.

An "inside out" building in the historical center of Paris, featuring Europe’s largest modern art museum.

Ride the subways of yesteryear.