Tour: Get ready for an eerie visit to some of London's spookiest spots! Jack The Ripper: Discover the tale of the most famous serial killer and how he haunted the streets of Whitechapel. London Mystery Walks: Go on a guided walking tour with an experienced guide from London Mystery Walks. Valid: Wed, Fri & Sun, 7pm (Jack The Ripper). See meeting points below on map. Perfect for: Ideal for those wanting to see a different side of London and discover its dark history. Choice Of London Mystery Walks | Regional | Living Social