The world's largest collection of mechanical puzzles is a cornucopia of analog bafflers.

A delightful park featuring homemade scale replicas of dinosaurs, tucked away in the Tennessee mountains.

This natural spring not only claims to heal the wounded but it has also been willed to God.

The former home of the hard partying literary power couple is now one of the only museums devoted to their story.

A recreation of the doomed ocean liner in the middle of the Smoky Mountains.

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

A bizarre roadside attraction and the first instance of miniature golf in the world.

A mysterious monument meant to be a guide into "an Age of Reason" was destroyed after an apparent bombing.

A museum and doll store featuring a surreal and super sanitized version of where babies come from.

Tour the sci-fi-esque reality of governmental disease management.

An eclectic trailer park retreat in the middle of the California desert.

Located on 420 acres in the high desert, this spiritual center is dedicated to the "science of the future."

A music-filled, booze-soaked oasis in the desert.

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

A "gravitational anomaly" located in the redwood forests just outside of Santa Cruz, California.

A hidden world of exotic succulents and cacti.

Junkbots and mud babies are the masterpieces in this fantastically sci-fi art museum.

Discover for yourself what Herb Caen referred to as "the best kept secret in the Bay Area."

Odd stone and concrete monuments in the "Poet of the Sierras" eclectic folly garden.

A storybook European village in Berkeley.

A working model of the entire San Francisco Bay and much of the Sacramento River Delta, complete with regular tides that change every 14 minutes.

A walk-in working camera obscura produces 360-degree live images of the San Francisco coast.

A winding path built in secret on the edge of the continent.

The remains of a ruined mansion memorialize the 1906 earthquake.