The only natural lake in the world that drains into both the Atlantic and Pacific Oceans.

The sinister ruins of one of the worst dam failures of the 20th century lie in this astonishing alpine setting.

As the glaciers retreated out of northern Wisconsin, this unique natural wonder was crafted.

This abandoned Poconos resort is haunted by a history of kitschy romance and a violent fugitive.

A 1970s resort city now stands abandoned, caught in the middle of a divided island.

A forsaken beachfront condo abandoned after the Boxing Day Tsunami.

The now-overgrown beach resort was once frequented by Yugoslav military elite.

The once-grand remains of this resort are slowly turning into the strange ruins of the future.

This abandoned five-star hotel is now a five-star urban exploration destination.

This truly palatial work of Communist-era architecture now sits crumbling on a Croatian beach.

A crumbling cliffside ruin hidden in the woods.

An abandoned Art Deco hotel nestled on the side of a wooded mountain.

An abandoned hotel in the highlands of Bali is shrouded in stories of ghosts, curses, and corruption.

The world’s highest ski resort was deserted after an 18,000-year-old glacier melted away.

A small Richmond island dotted with the remnants of hundreds of years of history.

This striking arch, one of the first architectural elements constructed in Prospect Park, was recently restored to its original glory.

This magnificent arch is all that remains of a former smelt mill.

This clifftop arch is a natural stunner.

This nearly 200-year-old restaurant's history includes an exiled French prince, JFK, and a very hungry Daniel Webster.

The Bucyrus-Erie model 1850B electric shovel, or "Big Brutus," the largest existing electric shovel in the world.

A stretch of the Iwai River that features beautiful rocky cliffs, rapids, and flying dango.

Hellam Township is reputed to feature seven remote gates, which when passed through in the right order, open an entrance to hell.

The remains of a paranoid inventor's hidden workshop lie in beautiful ruins amidst a Canadian park.

The site of a tragic mining disaster in 1882.