The beauty of urban decay, hiding some dark secrets.

An ode to this small town's big film history.

A deteriorating 1990s Girl Scout camp in a beautiful lush park on Lake Ontario.

Beneath the mossy overgrowth covering this once-sprawling campus lies decades of history and the secrets that come with it.

Large-scale contemporary artworks tower over fields and lurk in forests around a Jacobean manor house.

This abandoned subway station can still be seen on regular commuter trips.

An aptly-named street near the birthplace of the modern LGBT rights movement.

This hill nestled in the Scottish lowlands was a ritual site for over 4,000 years.

First a horse rendering plant, then a 19th century landfill, this beach is full of glass from thousands upon thousands of broken bottles.

An abandoned Victorian-era mill in the middle of modern Manchester.

This enormous abandoned factory is now a makeshift graffiti gallery.

The remains of a failed subway in upstate New York is now an underground graffiti bunker.

This huge, disused viaduct is now a crumbling concrete underworld of covered in years of graffiti.

The graffitied ruins stand hidden within the Pennsylvania woods.

A tunnel once abandoned now thrives with graffiti art as an off-limits makeshift gallery.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

La Monte Young and Marian Zazeela's "Dream House" will immerse you in an ever changing world of sound and light.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

A partially hidden wall graffitied by spectators of the 1976 Bicentennial, recently rediscovered.

Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.

The quarry was abandoned over 100 years ago, after a massive ammunition explosion ended in tragedy.

A huge resale shop for the cast-offs of the film & television industry.

Visitors to Salt Springs State Park are encouraged to literally put their two cents in Penny Rock.