This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

This little museum in the town where zombies were born celebrates the living dead.

"Dark Sky Park" is heaven on Earth for astronomers, one of the rare U.S. locations with no artificial light pollution.

Sail through this subterranean show cave that is home to a legend that would go on to name nearly everything around it.

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

A toxic ghost town sitting atop a massive coal fire.

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

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

House of vintage taxidermy and Steampunk sculptures in a quiet Pittsburgh neighborhood.

An old dining hall now serves up ghost stories for lusty locals.

The Fox Sisters, America's leading mediums in the mid-19th century, possessed a table they claimed helped them "communicate" with the dead.

This statue commemorates the meeting of the most influential minds of the women’s rights movement.

This magnificent Cincinnati graveyard is also a popular public park.

This lovely university observatory continues to sit abandoned since its potential savior was sent to jail for fraud.

This retired stagecoach tavern is the oldest building in Cleveland.

The heroic sled dog of the 1925 serum run is preserved in taxidermy.

The angel of death appears to weep black tears at this grave marker.

Funded by John D. Rockefeller, this is one of the earliest, and most beautiful, shopping arcades in America.

Medical history museum featuring a lovely doctor's office from the 1800s.

This evocatively named natural crevasse was created by a torrent of water that smashed right through a granite deposit.

America's oldest archaeological site or a muddled case of wishful thinking.

A former zoo turned public park, where visitors can hang out in the old animal cages.

The self-proclaimed world's smallest museum, located next to a Massachusetts sandwich chain.

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