London may be best known for the royal family, double decker busses, and bangers and mash ... but every city has its dark side. Go behind the scenes some of the city's most legendary, haunted places.
In London, it's not the grave yards but the castles that crawling with spirits. The most haunted them all? The Tower of London -- where "off with her head" wasn't just a saying, it was reality.
Another palace, Hampton Court, is also thought to be crawling with Royal ghosts, including Catherine Howard, the wife of Henry VIII.
This cheery pub may not look like it, but the Grenadier is known as one of the most haunted pubs in London.
On one of its walls, a yellowed newspaper tells of the pub's haunted history.
The front bar may be covered in British military memorabilia, but a small crucifix hangs on a wall of the cellar to ward off harmful spirits.
One of the spirits said to haunt the pub is that of an officer who was flogged to death for cheating at cards.
If you hear a girl's cries in the Farringdon Station of London's Underground, you wouldn't be the first. A 13-year-old trainee hat maker, Anne Naylor, who was murdered in 1758 by her trainer and the trainer’s daughter is said to haunt the tube.
London’s renowned Theatre Royal, Drury Lane, has had countless haunted sightings over the years.
Both actors and staff have claimed to see the so-called “Man in Grey” and Joseph Grimaldi, inventor of the modern clown.