Isleham Priory Church located in Isleham, Cambridgeshire is a Norman church, built in 1090. Despite being converted into a barn, it remains in an unaltered state. Locally this is known as the Priory. There are said to be tunnels connecting this with the Church; these have now been blocked up for many years. Also tunnels linking the Church to an old Grade II listed shop in the centre of the village, which is now not used.