Millions of tourists flock to London each year, eager to snap a selfie in front of Buckingham Palace or Big Ben. But beyond the crowds lies a darker – and distinctly stranger – side to the city: a gothic metropolis haunted by tales of demons, poltergeists and murders most foul. Jon Bauckham talks to author and historian Clive Bloom about some of the capital’s spookiest stories, and why he believes that the eeriest encounters tend to unfold in the most mundane of places. {listen}