Once home to seven different roller coasters, Glen Echo has undergone many transformations since its founding in 1891.

137 graves holding New England's earliest residents.

A beach made of semi-precious green sand on the Big Island of Hawai'i.

Intertwined, interspecies trees which locals believe can grant boons to lovers.

"Iron Age" creatures fill this huckster's rusted metal sculpture garden.

This old-fashioned carhop restaurant gave the world the waffle cone.

Over 12,500 words are scrawled across each room of this historic plantation house and no one knows why.

From the sky, a kaleidoscope of color brightens the grey landscape of the San Francisco Bay.

The residents of the Neighborhood of Make-Believe live without much fanfare within the Pittsburgh Children's Museum.

This psychedelic tromp l'oeil seems to be beckoning drivers to crash into a wall.

Former villa and estate of James Deering developed to preserve native tropical forests.

The oddly shaped, steam-spewing building is now an art studio and gallery.

The only surviving prototype for Buckminster Fuller's house of the future.

Final resting place of one of the classic authors of horror literature.

L.A.'s oldest operating bowling alley is a beautifully restored homage to its speakeasy days.

Trace the history of writing at this unusual North Carolina destination.

Protecting the future of some of the rarest and most misunderstood mammals of North America.

It's not a typo, now say it five times fast!

The snowbirds here are circus sideshow performers.

This pair of eccentric Ohio castles were built by a pair of brothers who wanted to bring a bit of class to the Ohio wilderness.

Continuing a tradition of movie magic on the site of America’s oldest continually operating movie theatre.

The massive machine creates cracking displays of indoor lightning.

An 18th-century Catholic church converted into an eccentric temple of music and bacchanalia.

Find out what it sounds like when doves cry at Prince's recording studio estate turned museum.