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

Radical Bookstore and Community Space.

Once adorning a New York skyscraper, these reclaimed ruins now haunt an Indiana park.

Visitors can walk over the largest concentration of Columbian mammoths to have died from one event.

A storefront museum in Asbury Park honoring the Jersey Shore’s deep history of mystery—including the Jersey Devil.

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

A collection of memorabilia from the Beat era in the back of a San Francisco bookstore.

This historic hotel invented the chocolate brownie.

Julia Morgan's Moorish-Gothic labyrinth of fountains, trees, natural light and Oakland's notable dead.

This fast-food outlet is the only space and UFO-themed McDonalds in the world.

The now-abandoned tunnels were built for the transcontinental railroad on the route where the first wagon train entered California.

A hidden gem on the lawn of the U.S. Capitol Building designed by landscape architect Frederick Law Olmsted.

Rare recess caves fill this unbelievably beautiful Ohio park.

A piece of outsider public art accompanied by a strange urban legend.

This abandoned Navy base was transformed into an off-grid alternative living community for thousands of people.

A haunting statue called "Eternal Silence" has quite the reputation among visitors with active imaginations.

The only rotating bar in New Orleans has been slowly spinning since 1949.

The oldest surviving synagogue in New York City is now a soaring art space.

Enormous piles of historically significant stones, dumped by Congress in a forest, and abandoned for 60 years.

Couple's personal collection of pinball machines turned public pinball museum.

Hellam Township is reputed to feature seven remote gates, which when passed through in the right order, open an entrance to hell.