"Looks so real, it's scary!"

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

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

America's most famous piece of self-built architecture.

The old Niles Canyon Aqueduct in the San Francisco Bay Area is a bemusing and secret trail through nature for wayward travelers.

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

A psychedelic labyrinth on the San Francisco bay.

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

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

A huge musical instrument played by the ocean.

Collective made up of artists, musicians, and activists.

This empty Detroit high school was too expensive to maintain or destroy.

The Beaux-Arts aquarium boasts a vast collection of saltwater and freshwater fish on an island in the Detroit River.

The bones of an old zoo crumbling in the shadow of a new one.

A collection of odd-shaped and quirky sounding instruments handmade by a midcentury inventor-composer.

Activists are fighting to preserve these unfinished highway ramps as a tribute to the citizen revolt that halted their construction decades ago.

Machinery left over from California's once thriving mercury industry now attracts artists and explorers.

A deserted hodgepodge of experimental structures designed by nearby university students.

Get lost in this haunting fairytale art walk through a man-made eucalyptus grove.

Woven tree art gives this towering Australian woodland a touch of mystical whimsy.

The massive machine creates cracking displays of indoor lightning.

A medieval bridge stretches over a sulfur-rich river that leads to year-round natural hot springs.

This enchanting 600-year-old tree is so magical it inspired the beloved tale of Pinocchio.

Where scientists keep miles of very valuable ice from Antarctica and Greenland from melting.