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

The remains of an ancient Roman teenager are memorialized at the base of a modern London landmark.

Scattered throughout London are ancient remnants of the city's former bounding wall.

Spitalfields' regal market goat is said to be a monument to the area's migrant population but most are pretty sure it's just a goat.

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

This pump on the bad side of Victorian London betrayed a horrifying revelation about the water supply.

A mysterious pair of mice eating a piece of cheese is London's smallest public sculpture.

A plaque hangs near the execution place of the Scottish Independence leader famously depicted in "Braveheart."

The barrel-made lookout from Shackleton's final ship is tucked away in the crypt of one of London's oldest churches.

In Faroese legend, this sinister horse-shaped beast lures unsuspecting passersby only to drown them in the lake.

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

Hundreds of numbered stakes hidden in the woods mark the graves of the lost souls of a nearby asylum.

This isolated structure beckons adventurers with sublime views of the Faroe Islands.

The largest lake in the Faroe Islands seems to be held hundreds of feet above sea level thanks to an optical illusion.

This remote island village was in danger of depopulating completely until a tunnel was built to connect it to the rest of the world .

Hans Christian Andersen for the postmodern world.

Walk 2,300 feet above the ground on the "Troll's Tongue."

A favorite with sightseers and locals alike, this Norwegian funicular provides easy access to a stunning view of Bergen and its environs.

The graveyard holds the remains of Irish immigrants who arrived in Queens after fleeing the Great Famine.

Brass cobblestones mark the places where individual Holocaust victims were taken from their homes.

Legend says if you stick your thumb in the hole and it gets wet, your wish will be granted.

Oldest church in the United States that is still in continuous use.

Climb inside an iron crystal magnified 165 billion times its normal size.

Christ's blood allegedly preserved in a Belgian town.