America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

La Monte Young and Marian Zazeela's "Dream House" will immerse you in an ever changing world of sound and light.

A peculiar mansion built by the troubled heir to the Winchester Rifle Company fortune.

This astonishingly geometric cave has inspired everyone from Jules Verne to Pink Floyd.

During prohibition, corrupt city officials ran drinking dens under the streets of Downtown Los Angeles.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

A beautiful and abandoned New York subway station from 1904, complete with chandelier.

All that's left of the quintessential "cabin in the woods."

A small storefront museum explores the history and myth of West Virginia's famous urban legend.

Once connected to the outside world by a single train track, this ghost town is looked after by the National Park Service.

What began as an art installation is now the private drinkhaüs for a brewery's employees.

Bigfoot prints, Feejee mermaids, and haunted dolls on display in a tiny North Carolina town.

Nine of the very few concrete ships ever made in the U.S. are beautifully decaying off a Virginia pier.

This once-palatial plantation may have been the site where a draft of the Declaration of Independence was written.

A cave on the Maryland border where civilians took refuge during the bloodiest battle of the Civil War.

Enjoy an overnight at an old haunted B&B site of the Borden family murders.

A collection of haunted artifacts chronicles the career of the world's most famous paranormal investigators.

The home of aviation trailblazers, in a remote corner of the big city.

Read between the lines of the subway map to find the hidden abandoned Civil War fort.

The oldest surviving bridge in New York City, which reopened to pedestrians in 2015.

A crumbling hospital from the 1850s on Roosevelt Island.

This abandoned seaside fortress is now simply an imposing ruin being taken back by nature.

Lie in a hammock where George Washington stood.

Hidden in plain sight on the Hudson River is an abandoned train station where nature has taken over.