This beloved Baltimore spot features caged dolls, a giant Pez collection, and many, many mannequins.

These tourist trap caverns are said to be the former home of a legendary Pennsylvania Hermit.

Although built to generate electricity for Marylanders, this dam has become an all-you-can-eat buffet for American bald eagles.

The first of Lancaster's "rural cemeteries."

The oldest farmer's market in America is so ancient it was approved by the King of England.

An outlandish shoe shaped house built by an eccentric millionaire.

The Home and murder site of the witch of Rehmeyers Hollow.

Home to a protest movement, a bombing, and a dramatic change in labor history.

A gothic church spire sits atop this skyscraper, the tallest church in the world.

A bloodstain from "the wound of the transverberation of the heart."

This beloved marketplace mascot poops money and grants good luck.

This little-known Revolutionary War fort is supposedly haunted by the ghosts of its past.

The abandoned coal loading dock is a canvas for unsanctioned art.

This meticulously extracted nervous system allegedly came from a 19th-century custodian who donated her body to science.

Huge masonic hall in Philadelphia with lavishly themed rooms.

Where America's first doomsday cult awaited the end of the world.

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.

An abandoned cemetery lies in ruins as the surrounding forest swallows it whole.

An abandoned stretch of highway, deteriorating next to the operational one.

A park full of outsider art, created by college students studying outsider art.

The internal railway of one of the biggest steel plants in America has been transformed into a linear park with unique industrial views.

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

The only thing better than tubing down New Jersey's scenic Delaware River is doing so while eating a hot dog from a giant floating stand.

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