In the middle of a verdant park lie the scattered remains of a once grand Georgian manor. After the manor house was destroyed in a fire in the 1950s, only the outline of the walls and foundations remain to hold the history of Irwell House. The house was built in 1790 by the local industrialist Peter Drinkwater , who would go on to become the Lord of the Manor of Prestwich. Irwell House’s grounds covered many acres of rural land around the river Irwell. Irwell house and the surrounding land were…