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

An artistic tribute to the famous singer, just around the corner from where he was born.

A hidden treasure in London with a rich medieval history, and the resting place of many luminaries.

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

This London plaque marks the spot where David Bowie's famous alien made his debut.

Bronze sculpture celebrating the relationship between Churchill and Roosevelt.

A naturally mummified 2,000-year-old man.

Abstract dinosaur models in London.

This massive collection of British military artifacts includes the heartbreaking personal letters of the men in the trenches of WWI.

The remains of Crystal Palace Great Exhibition of 1851.

A cluttered and astounding collection of antiquities and curiosities.

In this cobwebbed old operating theater, you can practically hear the screams of the unanesthetized patients.

One part local history, 99 parts gruesome haunted house.

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

One of the few remaining casualties of the London Blitz, this destroyed church has become an enchanting public garden.

Since 1874, this macabre collection has developed into a museum devoted to Scotland Yard's mementos of dastardly deeds.

An alleyway plaque is all that remains of the independent Texas' envoy that forgot to pay their rent for over a century.

The signs of a long buried road can still be found hidden beneath a London sewer grate.

Giant, friendly pelicans in Central London, the most unlikely of places.

London's creepiest cemetery was once the site of dueling magicians and mobs of stake-carrying vampire hunters.

The anatomical-pathological collection of a man who changed surgery.

An abandoned tank sits in an empty London lot as a symbolic middle finger to local city planners.

Elaborate tile work in this railway station tells the story of Portugal.

Legacy of the earthquake that nearly wiped Lisbon off the face of the Earth.