Home to three historic ships from the age of Vikings.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

This unique building in the main square stands out among the city's typically Baroque architecture.

This subterranean necropolis holds three floors of antler-dug grave caves.

Baltimore's classic clock tower was once topped by a rotating, 20-ton medicine bottle.

Once America's tallest structure, now a Baltimore landmark.

A 200-year-old bar with a cheeky name claims to have served Edgar Allan Poe his final drink.

This beloved Baltimore spot features caged dolls, a giant Pez collection, and many, many mannequins.

A museum dedicated to exhibiting remarkable outsider art.

The trials and tribulations of marking Poe’s grave.

A recently restored Shoreditch landmark with ties to Jack the Ripper.

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

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

After nearly 60 years, there's still a bear at Paddington Station looking for help.

London's smallest police station is barely the size of a phone booth.

This South London cemetery holds the remains of more than 15,000 people.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

The Guardian of Tallinn.

Seven early Christians were sealed into a cave where legend has it they slept unharmed for centuries.

The ancient latrines of the Greeks, in all their public glory.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

Quirky water tower advertises the long-gone Brooks Tomato Products Co.

Now harmless, this looming post struck fear into the heart of medieval troublemakers.

A musical instrument played by the sea.