Terrifying derelict military hospital once housed a recuperating Hitler.

Where Aleister Crowley attempted to seize the Hermetic Order of the Golden Dawn in a mask and a kilt.

The cedar tree in Highgate Cemetery earned its title by accident.

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

Remnants of cells from the most notorious London prison may lie in the basement of a rare Victorian Gin Palace.

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

The taxidermied remains of a once-great parrot.

A Victorian school for poverty stricken waifs has been preserved as a museum to their donated education.

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

This small collection of rare books was uniquely locked up for safe keeping.

A five-story homage to tea times past.

London's last remaining public soapbox site has seen speeches from Karl Marx, Vladmir Lenin, and George Orwell.

A historic London pub with prison cells in the cellar and a "spy room" on the second floor.

A Victorian park cemetery, standing on the site of what was once the Great North Wood.

This small museum in a former church crypt contains artifacts of the Elephant Man, Jack the Ripper and Florence Nightingale.

English antique dealers with a taste for the unusual.

A closed London rail station created to cart away the dead still bears the marks of attempts to make it less morbid.

Traveling collection of amazing automata.

The final resting place to 300 Victorian-era pets hides inside the city park.

A historic arboretum and non-conformist, non-denominational park cemetery.

"Purveyors of traditional sweets and vintage treats."

Catacombs turned marketplace.

A collection dedicated to the treatment of disease, held in London's oldest hospital.

A historic London cemetery now serves as a nature park incorporating gravestones & memorial statues.