With a history that spans almost 2,000 eventful years, London has had plenty of time to build up a resident otherworldly population, and the ghosts that haunt England's capital are more than willing to, quite literally, rise to the challenge of engaging the paranormally curious amongst us.
London is, of course, home to the most haunted castle in Britain - The Tower of London, which is a spectral township in its own right. The names of those who have passed through Traitors Gate, to be thereafter lost to the world, read like a who's who of English History, and the ghosts that haunt this dark, imposing fortress offer a veritable hierarchy of the spirit world.
But London has also long been a magnet to ambitious youths who, like Dick Whittington, have come in search of its mythical gold paved streets.
On the other hand it has attracted the dishonest and the infamous, such as Dick Turpin and Jack the Ripper whose legends have become an integral part of the capital's rich folklore.
The Adelphi Theatre is haunted by the ghost of the Victorian actor William Terriss who was murdered outside its stage door.
Take a walk along Enfield's Barnet Road in the moonlight, and you may well encounter the ghost of a long ago murder victim.
Take a night time stroll along Bell Lane in Enfield, and you may well have the pleasure of encountering the spectral Enfield Flyer.
The ghost of the murdered Victorian actor William Terriss is said to haunt the depths and stairs of Covent Garden Station.
In June 1893 the ghost of Admiral Tryon appeared at the exact time of his death to several guests at a reception being given by his wife.
A phantom lady once accompanied a vicar to a house in Montpelier Square, Knightsbridge, in order that he might hear the confession of her husband.
The Rose and crown on Clay Hill, Enfield, is haunted by the ghost of Dick Turpin. Over the years, several mediums have picked up on him.
So many awful and terrible things have happened at the Tower of London that it is easily the most haunted building in England.
The Viaduct Tavern is the City of London's only surviving Gin Palace as well as its most haunted pub inside which strange things happen.