Several times a year, during low tide, two pairs of historic train tracks are revealed on this New Jersey beach.

In upstate New York, gorgeous waterfalls and a watermill are slowly being reclaimed by nature.

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

One of New Jersey's oldest churches is a historical treasure trove.

Rusting away on the edge of New Jersey are the remains of a Cold War missile launch site.

These unassuming lighthouses have seen the first reading of the Pledge of Allegiance, the first wireless transmission, and more than one mystery.

Hidden deep within New Jersey Pine Barrens is a massive graffiti wonderland.

New Jersey's last historic covered bridge was rebuilt from pieces of the original 19th-century structure.

This lovely little pond is named after the hundreds of soldiers' corpses that were rolled into the waters during the French-Indian War.

All that remains of the once-booming chain is a single orange-roofed restaurant.

This abandoned Poconos resort is haunted by a history of kitschy romance and a violent fugitive.

A small Second Empire-style building is one of only seven remaining lighthouses on the Hudson River.

This Central New York ghost town was once a prosperous railroad community.

A field of nothing but boulders which resembles a giant's gravel driveway.

Over 100 concrete munitions bunkers are all that remain of a Pennsylvanian village seized by the US government.

Board a mine car and descend the #190 slope 300 feet underground into the Clark Vein of coal.

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

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

A planned settlement in Pennsylvania once housed the aristocratic refugees of the French Revolution.

This art center is way beyond your average pumpkin-carving operation.

The remains of a community that was forced to move for a dam that never materialized still rot in this Pennsylvania park.

The graffitied ruins stand hidden within the Pennsylvania woods.

A train station that was abandoned by the coal industry and was later converted into a cocktail bar.

A mine fire has been burning under the deserted town since 1962, but this church is still going strong.