The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

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

Twice a day one of these tragic bronze mariners drowns with the tide to remember all those the sea has taken.

The house where Rudyard Kipling wrote 'The Jungle Book' is also the location of the first tennis court in Vermont.

These mysterious petroglyphs in Vermont reflect a troubled history in the treatment of Native American culture.

The oldest inn in England served brew to the crusaders.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

An alley way dedicated to graffiti and street art is a constantly changing street gallery.

A real plaque marks the spot where a Faulknerian character committed fictional suicide.

Dozens of feral felines rule a segment of Hollywood's only graveyard.

An elaborate memorial to a man local legend says died of a broken heart.

This unique crypt designed by Frank Lloyd Wright for his longtime friend was not completed in either man's lifetime.

A bit of retro transportation flair preserved in the world's largest department store.

One of the only single-person private gravesites in New York City.

The final resting place of a famous 19th-century murder victim whose identity is still a mystery.

This stone tower in a small town's graveyard looks as though it would be more at home in a fairy tale.

Site of a famous 19th-century transcendentalist utopian community, now abandoned.

Located just behind a quiet residential neighborhood, this is ground zero for the Salem witchcraft hysteria of 1692.

The residents of the Neighborhood of Make-Believe live without much fanfare within the Pittsburgh Children's Museum.

This large cemetery is known as the museum of granite sculptures.

A beautiful final resting place for some of the noteworthy deceased.

A wall of chewing gum moonlights as collective art.

This metallic stampede sits frozen on a Washington ridge yet the artist's vision is still incomplete.