This natural rock formation features seemingly unnatural vertical ridges that have been blamed on elves.

Climb right into the heart of this colorful Iceland volcano.

Rising from the sea like a stone monster.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

The world's only museum devoted solely to the art and collection of action figures.

Adobe ruins punctuate the beauty of an 800 foot canyon carved by the Canadian River.

This historic Victorian hotel has a scandalous history of affairs and murder.

Seemingly grown on some other world, these New Mexico rock formations look like a disused science fiction set.

On a college campus in the Oklahoma panhandle a museum honors the last piece of the contiguous United States to be classified as No Man's Land.

This Hungarian castle was built out of cardboard and wood until it proved so popular that it got upgraded to stone.

Wondrous sandstone hoodoos where Native Americans collected clay for pottery, 9,000 years ago.

A phenomenal assembly of pueblos in New Mexico is the most complete example of ancient ruins north of the border.

One of the Eight Wonders of Kansas and the first official National Natural Monument these stark formations look like nature's Stonehenge.

The highest point in Oklahoma used to be a lawless outlaw's paradise.

The stones of this Incan wall complex fit together so well you couldn't fit a piece of paper between some of them.

From Austrians to Nazis to Soviets, this historic Budapest fortress has a history as complex as the city itself.

Every day a troupe of pampered water fowl walk the red carpet to their favorite fountain.

The history of occult science is turned into a creepshow at this lurid Prague tourist attraction.

This legendary city has been a tourist attraction for centuries.

Three prestigious academic collections come together to create a world-class natural history museum.

This conservatory allows a little bit of the tropics to thrive in the middle of a major Canadian city.

This expansive bridge in the Canadian wilderness was originally just built for friends.

This Art Deco masterpiece has stood in for some of the most famous buildings in comic book history.

This giant green head remembers one of America's jazz giants.