A whimsical village of unique treehouses resides in a Washington forest.

House of vintage taxidermy and Steampunk sculptures in a quiet Pittsburgh neighborhood.

The restaurant keeps a hidden séance room on the second floor and reserves a table for the spirit of the former owner each night.

One part antique store, one part curiosities hodge-podge.

It's not hard to see why the historic Peabody Conservatory of Music's library has been described as a "cathedral of books."

A hand-built folk art installation covered with messages of God's love.

A strange house built only at night, with rumored mystic inspiration.

One person's lost luggage is another person's treasure.

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.

This incredible collection of vintage pinball machines can be played at 25 cents a pop.

Florida might be at its most surreal in this museum devoted to the famed Spanish artist.

An underwater city for the dead.

Bigfoot prints, Feejee mermaids, and haunted dolls on display in a tiny North Carolina town.

A self-built castle made by a mysterious man.

This unique structure in suburban Austin is made up entirely of other people's castaways, and constantly changing.

A beautiful geyser under environmental threat.

Olfactory delights in San Francisco's Botanical Gardens.

Where beautiful signs live on forever.

A library of rare occult books in Los Angeles.

Two thousand artifacts from around the world collected by one woman who loved to travel.

Its buzzing collection honors vibrator history.

Rainbow-hued local gem in Venice.

The only rotating bar in New Orleans has been slowly spinning since 1949.

Eighteen miniature death-scene dioramas.