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

A formerly abandoned mental institute, now back in business.

The site of a tragic massacre that spawned a multimedia franchise.

A historic lighthouse steeped in rumors of ghost and pirate stories.

An unrealized dream to wirelessly electrify the entire Earth.

A former poultry store that looks like a giant duck and is one of the "seven wonders" of Long Island.

Etchings in a pile of boulders on the Long Island Sound are a monument to vanquished native peoples.

A tiny islet just off Long Island offers a wealth of infectious curiosities.

Want to build a wind turbine? Secede from the nation.

The final resting place of New England's last "vampire."

A former copper mine which became a truly unsuccessful prison.

The ruins of an abandoned 18th-century town that is slowly being reclaimed by the forest.

Inside a state forest, the forgotten remains of a Cold War defensive installation.

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

This picturesque Victorian ghost town was once a thriving mill community.

This opera house along the banks of the Connecticut River has two Tony Awards to its credit but it’s never staged a single opera.

British troops and Prohibition couldn’t stop this spot from becoming one of the United States' oldest continuously-run taverns.

House used in the 1971 horror film "Let's Scare Jessica to Death."

Tucked away in downtown Westerly is America's first shark history museum.

This fairy tale-themed amusement park is now abandoned, and childhood metaphors abound.

Curios, scientific antiques, oddities for sale.

In the middle of a suburban Denver neighborhood is a cave that once provided solace for a prominent Ute chief and his family.

Rather than a run-of-the-mill franchise hotel, this lodging has been decked out in dinosaur decor.

Final resting place of a 19th century gold prospector and convicted cannibal.