A 14-foot monument marks the resting place of two of the town's earliest residents—and one unknown soldier.

The final resting place of an unidentified revolutionary soldier sits behind a Virginia church.

Soldiers were buried next to Lee's house in the center of Arlington Cemetery to dissuade the general from reclaiming his property after the war.

The graveyard holding the remains of George Washington's slaves was forgotten for nearly 200 years.

Located at the former Lorton Prison the Lucy Burns Museum tells the story of the 91 year history of the prison including the dark chapter of its involvement in the women's suffrage movement.

The only place for a truly presidential dram.

This stately building in Alexandria, Virginia was built by Freemasons to honor one of their most famous members.

At 207 feet, one of the world's longest continuous escalators.

The narrowest house in America is seven feet of pure spite.

This Virginia railway overpass is said to be haunted by a serial killer in a rabbit costume.

This haunted hotel built on natural springs once served as a hospital for a quack doctor promising a cure for cancer.

A former major munitions plant that has been converted into a sprawling art space.

Oh, just a motel on the edge of the desert decorated with thousands of clowns conveniently located next to an abandoned graveyard.

France's most famous cemetery, with some of its most curious tombs.

A community of artists and entrepreneurs seeks a simpler life on London's waterways.

Skulls from the plague of 1656 and World War II bombings are united by a cult dedicated to caring for the ancient dead.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

The skull of the patron saint of lovers lies in the Basilica di Santa Maria in Cosmedin—maybe.

Museum dedicated to the terror regimes of Hungary.

Medical and zoological curiosities for sale.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

The former Nazi concentration camp stands as a museum to remember this dark chapter in European history.

World's largest collection of serial killer artwork and other macabre exhibits.

Mary Kelly was last seen here before she was murdered by Jack the Ripper.