One car at a time please.

A cabin completely covered in coffee mugs, where visitors are welcome to leave one of their own—if they can find an empty nail.

This Big Sur waterfall drops 80 feet directly into the Pacific Ocean, and inspired the hillside house up top.

This fairy-tale castle would make Dracula (who is said to have been imprisoned there) jealous.

The superstar of Cold War nuclear bunkers has been featured in countless films but is now barely operational.

A harem-inspired Moorish fantasy design in a Victorian-era Welsh castle.

This strange geological landscape erupts with sudden bursts of water.

This 1967 experiment in modular architecture was designed to be a new model for urban living.

Budapest's Communist-era statues, banished to the suburbs.

Okinawan dining in a twenty foot tall, man-made tree house overlooking Naha Harbor.

These faux-cliff dwellings allow visitors to climb around on a replica archaeological site.

This fast-food outlet is the only space and UFO-themed McDonalds in the world.

In a city filled with Frank Gehry buildings, one stands out as one of the architect's weirder works.

This "dead marsh" sits among the largest sand dunes in the world, a forest frozen in time.

Colorful and chaotic stacked hotel in North Holland.

One of the steepest streets in the United States makes an intriguing challenge for cyclists.

A sacred lake composed of over 300 separate pools of highly concentrated minerals.

Dublin's "Dead Zoo" serves as a window to Victorian museum design.

The rocks of a certain area of Butte, Montana give off a musical ring when hit.

Vietnam's feral abandoned water park offers access to a post-apocalyptic funscape, now with fewer crocodiles.

This bridge is embedded with a giant steel dragon that breathes fire from its mouth.

A tourist attraction founded around a slumping cabin.

Amateur taxidermy museum known for its large collection of white squirrels.

The tallest sea cliffs on the Southern Hemisphere are a climber's worst nightmare.