The smallest country in the world.

This concrete tangle of square pipes has stood as a proud thorn in the city's side since the '70s.

This Los Angeles animation studio is keeping the wonder of stop motion puppetry alive.

Its founder calls it a "proletariat art renaissance".

An overlooked monument to the celebrity gangster who helped put the sin in Sin City.

This massive crater in the middle of nowhere was used to train astronauts for moon landings.

Officially named the "Loneliest Road in America," this barren stretch of Nevada road offers almost nothing but sky and open fields.

Back in 1952, you could get a mushroom cloud chaser with your atomic cocktail.

Oh, just a motel on the edge of the desert decorated with thousands of clowns conveniently located next to an abandoned graveyard.

This incredible collection of vintage pinball machines can be played at 25 cents a pop.

One of the few remaining relics of the meatpacking hub that made Chicago the "hog butcher to the world."

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

A speakeasy takes on Chicago's drinking culture.

This peaceful park with centuries of history hides in an overlooked section of South London.

A 1950s beatnik coffee house, turned 60s counterculture hotspot, turned modern music venue.

Children's hospital in London that operates on royalties received from Peter Pan, which J.M. Barrie signed over in 1929.

These ornate arches show how the course of the River Thames has changed.

The only museum about the history of dentistry in Canada.

The remains of the worst military aviation accident in Canada's history.