Panoramic views of the city of New Haven and the Long Island Sound, with a side of history.

Forgotten under the construction of a new urban roadway is a small, abandoned part of town.

A collection of haunted artifacts chronicles the career of the world's most famous paranormal investigators.

This abandoned psychiatric hospital once housed more than 4,000 patients in the middle of a quaint New England town.

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

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

The home of one of America's most wealthy industrialists is now a historic site that remembers a more decadent time in the country's history.

This sprawling woodland estate was the brainchild of iconic American industrial designer Russel Wright.

Along the Palisades skyline are the ruins of a large mansion built in 1911 and demolished in the 1930s.

The rustic think-space of famed naturalist John Burroughs stands exactly as he left it.

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

This abandoned ironworks was once the most important military supplier in America.

This abandoned cemetery is crumbling into ruin, exposing the artifacts and bodies buried there.

This historic railway museum may have lost its passengers but not its love for trains.

A castle inspired by medieval architecture is hidden in the woods of Connecticut.

The remains of what was once the world's steepest passenger funicular.

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

A 19th century hat factory still stands as a crumbling ruin in upstate New York.

Home to the abandoned Tioronda Hat Works Factory, this park is a combination of woodlands and marshlands.

This abandoned factory on the Hudson River once churned out a million bricks a week.

Collapsing castle on the Hudson river was once the storage site of military surplus business.

The second-largest (of only two in the world) large particle collider is the underdog of experimental physics.

A ruined mansion hidden in the woods of the Hudson Valley, home of a tragically doomed romance.

This once sprawling resort now sits abandoned, filled with graffiti and vibrant colors from an era long passed.