This grinning pup statue is all that's left of what was once a ubiquitous Bay Area diner chain.

This spooky statue sits outside a famous Prague theater.

The arch that celebrated the completion of the Lincoln and Victory highways.

A series of playful yellow penguins share a serious message about the environment.

This fairytale medieval church in Poland originally spent centuries in Norway.

A blacklight mini-golf fever dream pays tribute to the iconic rock band.

These banned cigarette vending machines now sell little pieces of pocket-sized art.

Dozens upon dozens of boulders engraved with scripture tell the story of one man's troubled life.

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

This small museum gives visitors a chance to soak up the history of the "sponge capital of the world."

A daily replay of the experiment that proved the rotation of the Earth.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

An exotic wildlife habitat right off The Strip.

Brightly colored 30-foot-tall totems light up the desert sky just outside Las Vegas.

Bill Murray bowled three straight strikes here at Reno's "Taj Mahal of Tenpins."

Millions of years of oxidation make a drive down this winding Death Valley road surprisingly colorful.

The hidden lair of an alchemist rediscovered in a 2002 flood.

This stunning concert hall has become a symbol of Iceland's national recovery.

What looks like a suicide in progress is actually a statue of Sigmund Freud.

This eerily well-preserved coal town was saved from destruction by a Sean Connery movie.

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

A hidden garden of stones engraved with scriptures, a Joseph Smith Sphinx, all carved by one man.

The lowest point in North America is home to an undrinkable pool surrounded by fields of geometric salt flats.

This wrecked airplane has been sitting on a black sand beach since the 1970s.