The abandoned husk of a mental institution that failed to save a Jazz Age icon still sits nearly unchanged.

This uninhabited island in Maine is home to various works of art left by visitors over the years.

A six-story treehouse offers spectacular views of New York's Finger Lakes region.

This throwback amusement park is home to rides and unique storybook figures from the past.

These mouldering mansion ruins remember a time when the Catskills were nothing but luxury.

This forgotten graveyard in rural New York State once served a pioneering hospital.

You must take the A train... to the last active cemetery in Manhattan.

Waterway populated with abandoned projects, including a submarine.

The abandoned grounds and derelict greenhouses of this once-magnificent Edwardian estate are now a nature preserve open for exploration.

Ghost stories surrounded this “castle,” the only structure from a huge mansion that was never built.

Faces carved into the cliffs create an otherworldly walking trail.

This magnificent Cincinnati graveyard is also a popular public park.

An abandoned asylum incorporated into a college campus.

An art deco ice cream shop covered in vintage train station tiles.

A history of tragedy and a pile of eerie stories have contributed to this house's consistent ranking as one of the most haunted places in Ohio.

A miniature world of concrete and stone in Springfield, Ohio.

What is it about mushrooms that makes people wish they lived inside of them?

This collection of Japanese luck idols beckons visitors with over 2,000 waving paws.

Georges Seurat’s pointillist masterpiece has been recreated in Ohio in topiary form.

Take a drunken tour inside the world's largest known geode.

Despite being one of the most photographed vistas in the Rockies these twin peaks are rightfully known as the "Deadly Bells."

At this Denver landmark, the meals are compulsory, the sopapillas are complimentary, and the insanity is everywhere.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

This naturally-sourced hot spring is now home to a clothing-optional resort.