The first spinning jail built in the United States is the only one that still turns.

A reliquary of pop culture marvels, including the world's largest (and most terrifying) Jack-in-the-Box.

Hidden behind a Target are pillows of cooled lava that formed at the bottom of a deep lake in the Mesozoic Era.

This picturesque Victorian ghost town was once a thriving mill community.

This last stalwart of the now-forgotten feminist restaurant movement has been serving food in an activist atmosphere since 1977.

An abandoned gun-funded 19th century utopia.

The graves of a Connecticut family thought to have been plagued by a vampire.

A tiny nondenominational church harkens back to the days of the first homesteaders in the region.

Climb to the top of this spiritual tower, and you'll be rewarded with spectacular views.

Small teepee-like houses built for TB patients have become sheds, studios, and bus stops around Colorado Springs.

Travel through the wholesome amusements of yesteryear at this charming miniature village.

One of the largest Buddhist stupas in North America is built of concrete designed to last 1,000 years.

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

A breathtaking array of ancient Pueblo structures and artifacts counterintuitively preserved by neglect.

Quite simply the largest tree in the world (by volume).

This serene oasis in an affluent Los Angeles neighborhood holds some of Gandhi's ashes and got Elvis into Eastern Philosophy.

A look into the Church of Scientology's deeply unfavorable view of psychiatry.

Each year these high desert hills are absolutely covered with poppy flowers in a surreal show of nature.

A library of rare occult books in Los Angeles.

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

This weird abode has inspired everything from the "House On Haunted Hil" to a robot hunter's pad.

The strange and snarky traditions of the lumber industry's fraternal order began with five men waiting for a train here in Arkansas.

This futuristically sylvan church is a glass-enclosed marvel of modern architecture.

Where animatronic singing fish go to retire.