East Riddlesden Hall is best known for the ghost of the “Grey Lady,” believed to be a woman murdered by a jealous husband in the 17th century; she is seen drifting past the Withdrawing Room windows before fading into the wall. Visitors also report a weeping infant heard in the ruined wing, tied to local stories of a concealed, long-ago tragedy. The Barn Room produces footsteps and the sound of furniture shifting when no one is inside. With its turbulent family history and partially collapsed east wing, the hall remains one of West Yorkshire’s most atmospheric and enduringly active historic sites.