30 East Drive in Pontefract, West Yorkshire, is best known for the “Pontefract Poltergeist” case that began in 1966 when the Pritchard family moved into the house and reportedly experienced increasingly disturbing phenomena over several years. They claimed events started with small but unusual occurrences like water appearing on floors and objects moving, before escalating to more dramatic incidents such as furniture shaking, items being thrown, green slime emerging from taps, and photographs being damaged. The family also reported encounters with a dark, monk-like presence they nicknamed the “Black Monk,” which was said to physically interact with them, especially the teenage daughter Diane Pritchard. The case attracted widespread attention and remains one of Britain’s most famous alleged hauntings, though it is still debated, with explanations ranging from paranormal activity to psychological and environmental factors.