One of the smallest towns in the United States.

The only road through the heart of Glacier National Park.

These elevated trucks were put in place as a middle finger to The Man, but are now considered folk art.

Massive still life just off the highway in Kansas.

One New Hampshire alleyway has become home to a public gallery of feline art.

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

This mouldering abandoned mental hospital was once a center for progressive healing.

A recently abandoned psych ward at the end of Sanatorium Road.

After the parade, students throw their beads on the tree hoping for good luck on exams.

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

A former insane asylum despised by Nelly Bly and Charles Dickens is now fashionable apartments.

This whimsical stacked cabin looks like something out of a children's book.

Once America's longest-manned military fort, now an abandoned hulk.

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

What was once a trend-setting, phrase-coining icon of architectural splendor is now a rotting, forgotten hulk.

The remains of a 19th century spring, and the site of an infamous unsolved murder.

Quirky castle designed by the American actor best known for portraying Sherlock Holmes on stage.

Reclaimed by nature, the ruins of Doodletown, New York are remnants of a town consumed by a state park.

Decades after testing the polio vaccine on unwitting patients, this historic mental hospital sits in ruin.

This eerily well-preserved coal town was saved from destruction by a Sean Connery movie.

The inventor of a number of hybrid corn species is immortalized with a field of giant corn.

Series of storm drains connected to a dark urban legend.

An artist's cute bronze subway sculptures belie his violent artistic past.

These towering spires and glowing walls are carefully crafted from hundreds of thousands of icicles.