This Great Depression-era creation was once known as the strangest house in the world.

A scenic fort on the harbor protected Philadelphia from an attack that never came.

This stone tower marks a lookout point over the historic Washington Crossing, and maybe some buried treasure.

This Los Angeles animation studio is keeping the wonder of stop motion puppetry alive.

Historic marionette theater features thousands of handmade puppets and free cups of ice cream.

The legendary building that needed ghostly approval before being built.

The iconic Manhattan corner that was once the site of the Beastie Boys' fake clothing store.

Become a prohibition rebel.

A hip bar decorated with walls of golden skulls.

Failed state-supported institution meant to rehabilitate students with intellectual disabilities.

This empty Victorian manse on Staten Island is said to be haunted but is actually a real life crime scene.

This tiny New Jersey village has lived many lives but seems determined to remain a ghost town.

The remains of an old sawmill, gristmill and the surrounding industry dating back to the 18th century.

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

The final resting place of many of New Jersey's most famous residents, including U.S. history's most in-vogue antagonist, Aaron Burr.

One man's lifelong obsession with death.

A historic covered bridge is but one example of an oddly prevalent American urban legend.

The final resting place of two members of the infamous Doan gang, notorious outlaws and Revolutionary War Loyalists.

This collection of odd proofs of concept is like taking a walk through the imagination of a Victorian engineer.

Hundreds of antiquated typewriters and office machinery show the technological evolution of business.

This Boston medical museum features the skull of the famous medical case of Phineas Gage.

Connecticut grave of the woman responsible for the Winchester Mystery House in California.

An archival collection of over 2,200 case studies which includes human brain specimens and tumor specimens.

The home and studio of a visionary woodworker now stands as a museum and example of his artistic genius.