Trinkets and toys lovingly handmade by maximum security prisoners.

A small chapel celebrating the spiritual bond between dogs and humans.

The highest point in the state of New Hampshire, and while unlikely "the worst weather in the world," it sure seems that way to hikers.

Gigantic private toy museum featuring among finest collections of antique mechanical banks in existence.

The seamy, underground secrets of Portland's criminal past.

Despite a legend that says this highest peak in Oregon was climbed in high heels, scores of people have died on its slopes.

Florida castle built with aluminum printing plates.

A tribute to the twin ideals of religion and patriotism, built by a Catholic priest from rocks, glass, and innumerable found items.

One Austrian's singular yard is now preserved as a folk art garden of concrete wonders.

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

The former estate of the Guggenheims, part of the opulent Gold Coast that inspired the Great Gatsby.

An eccentric playboy's astounding natural history collection.

Once in a state of dilapidation, this candy-inspired fortress is now being revived.

This striking art museum holds an amazing series of curiosity cabinets.

Robots, lasers, and whoopee cushions, oh my!

A bypass decorated with large wooden troll carvings.

A house and yard adorned with bizarre concrete sculptures in a Milwaukee suburb.

Nonprofit art center that promotes outsider, intuitive, and self-taught art.

The famous author's birthplace is preserved in a town that he once described as narrow-minded.

Touching mementoes from those who didn't make it back from World War I still hang in one of New York's oldest bars.

The world's only international cryptozoology museum is host to an unrivaled collection of mysterious objects.

The world's largest rotating world.

Sculptures, jams, and the wild west collide at this folksy retreat.

Homemade outdoor church and sculpture garden decorated with glass shards.