The vaguely man-shaped root that ate the body of the founder of Rhode Island.

The site of one of history's most indelible and horrific tragedies.

A religious-themed park filled with folk art to bring biblical stories to life that fell into disrepair and now being restored.

A double agent hid information for the Soviet Union beneath this bridge for more than 20 years.

A painfully obvious spy house sits right across the street from the Russian Embassy.

The winding route passes through an enclosed alleyway, two tunnels, and leads to the White House basement.

A miniature village lies nearly forgotten in the forest by the side of a major highway.

These beautiful ruins deep in the Pennsylvania woods are thought to have been a ski lodge or a speakeasy, but no one really knows.

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

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

One of the first commercially successful anthracite-powered iron-making operations in North America.

This abandoned iron furnace was one of the first to use coke—a type of high-carbon fuel—to make iron.

Collection of trolley cars in the woods represent one man's attempt to preserve transportation history.

A toxic ghost town sitting atop a massive coal fire.

The ruined remains of a coal mining ghost town are hidden within the woods.

The place where Samuel "Slater the Traitor" brought the Industrial Revolution to America.

A virtually untouched "home on the hill" for the flora and fauna of Rhode Island.

A 19th century library favored by Edgar Allan Poe and H.P. Lovecraft, known by locals as "the Ath."

The Cold War-era "underground Pentagon" is a sprawling subterranean hideaway for the Defense Department.

This abandoned train tunnel has been the subject of countless ghost stories for years.

A particularly creepy abandoned hospital that sparks interest for lovers of the supernatural.

The subtle science of a master molecular gastronomist.