The Black Dog of Newgate The Black Dog of Newgate The Black Dog of Newgate is a legend concerning the haunting of the former Newgate Prison of London, which was located next to the Old Bailey (The Central Criminal Court), close to St. Pauls Cathedral, in London, England. This account of a haunting based at the prison is an example of the English Black Dog category of supernatural manifestation, featuring a spectral hound of ill-omen or malicious intent, which is a notable archetype in British folklore and superstition. The earliest account of the story dates from the publication "The Discovery of a London Monster, called
Old Newgate Prison was discovered at this site on the west side of Talcott Mountain, then part of Simsbury, in 1705. A mine was in operation in 1707, created by digging a vertical shaft and tunneling horizontally, with additional vertical shafts dug for ventilation. The mine operated until 1745. About half of the extant tunnels can be seen. The Colony of Connecticut then converted the tunnel network into a prison, naming it after London's Newgate Prison. The first prisoner for whom the state has surviving documentation, John Hinson, was committed for burglary in 1773, and escaped in 1774. During the American Revolutionary War,