A winding, cliffside stretch of road overlooking the Delaware River.

Whimsical artist house in the New Jersey woods.

One of the U.S. Forest Service's only mansions is outfitted with a dinner table for floating food.

The highest point in New Jersey is marked by a massive, if simply named, obelisk.

Buildings that dynamite couldn't bring down were abandoned because of bathroom issues.

This demolished goliath of American industry once loomed over the depressed town it once made thrive.

Narrow gorges and deep pools created by long-ago glaciers.

Since the 1930s, this Pennsylvania town has celebrated the humble tomato.

The graffitied ruins stand hidden within the Pennsylvania woods.

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

This lighthouse was witness to the end of WWII hostilities and now collects creepy cairns.

The only surviving fragment of the lost Narragansett Pier Casino.

This Rhode Island mansion was a stand-in for the exteriors of Collinwood in the original "Dark Shadows" series.

A railroad magnate's replica village has become home to a genetic seed bank for rare breeds of livestock.

A 60-room castle constructed by a horse-racing heir.

Mysterious stone tower featured in many alternative histories of the New World.

Dedicated to the explorer who opened Japan to the West.

The oldest still-operating tavern in the United States was once owned by a pirate.

The second oldest Jewish graveyard in the U.S. is tiny, with connections to George Washington and Henry Wadsworth Longfellow.

Three and a half miles of cliffs, rocky beaches, Gilded Age mansions and 40 Steps to nowhere in particular.

Designed to not only to represent the history of the local community but also, the future.

A single light illuminates one man's overshadowed contributions to street lamp history.

An ode to Japanese artist Hokusai, with a bit of a comical twist.

Oldest synagogue in the United States.