"Gnome Chomsky" was once the largest gnome in the world, but is now simply tall for his kind.

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

What was once a trend-setting, phrase-coining icon of architectural splendor is now a rotting, forgotten hulk.

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

The absurd creation is a compulsory destination for selfies in Buffalo.

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

A once grand hotel is being retaken by the wilderness it once capitalized on.

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

An underground blaze turned this village into a ghost town.

Abandoned blast furnaces are an enduring reminder of Scranton's once booming iron business.

The Paul Bunyan of the steel industry.

This covered bridge was used by both Union and Confederate troops during the Battle of Gettysburg in 1863.

Considered by many to be a local landmark and treasure.

The lasting remains of the region's once booming cement industry.

These ruins of an octagonal stone school that was later used as an A.U.M.P. church exemplify a popular school design from the 1830s.

One of Philadelphia's largest murals resides hidden under this bridge.

For decades, it has disappeared and reappeared as water levels rise and fall.

A hidden piece of Altoona's railroad history in a long-forgotten abandoned town.

This icon of the Atomic Age now lays dormant.

The Pennsylvania landscape depicted by a quarter mile of mosaics made from used road signs.

This titanic java kettle is one of the many kitschy landmarks located along America's OTHER famous highway.

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

This park contains a number of standing stones meant to heal and inspire.

Ant sculptures march up the side of what used to be an iconic spot in punk rock lore.