This medieval castle overlooking the Elzbach river looks just like it did hundreds of years ago.

One man's vast collection of artifacts and ephemera from matchbooks and postcards to vintage neon signs and cars.

A heartbreaking monument showing the last morning in the life of Jane Griffith.

Dozens of vintage puppets are displayed in an unassuming hallway at the public library.

This unique sanctuary invites you to interact with the beautiful birds.

Though tiki culture has gone in and out of fashion, the Tonga Hut has always been flying the flag in Los Angeles.

Giant Redwood-themed cafeteria operates under the golden rule, "Dine Free Unless Delighted."

World's largest collection of serial killer artwork and other macabre exhibits.

Established in the '60s, a family-owned tropical drink bar founded by Ray Buhen, bartender to the stars.

This naturally heated mountainous creek has created a group of neon blue pools of potentially deadly boiling water.

The land is full of geologic eye candy, such as otherworldly spires, mushroom-shaped hoodoos, and prehistoric fossils.

Eons old volcanic activity created one of the most stunning rock formations in the United States.

Visiting this cacophonous collection of vintage novelties is like stepping into the mind of a crazed toymaker.

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

Unique geological formations in China, featuring some suggestive shapes.

An unphotographable nightly march of tens of thousands of "fairy penguins" from sea to shore.

Museum of stuffed gophers set up in various scenes.

150-year-old satirical tableaus made from stuffed frogs.

Gambling, boozing, and yodeling animals cover the walls of this dive bar cum natural history museum.

Dioramas and animatronics lead you through the story of Bhagavad-gita, the Indian literary classic.

A world-class collection of mechanical musical instruments and automata.

A treasure trove of artifacts, books, and artwork from the "golden age" of exploration.

One of New York's best collections of pinball is hidden in a secret bar in the back of this laundromat.

This Wall Street bar was once a hub of revolutionary activity where Washington famously bid farewell to his troops.