Peel, Isle of Man castle on St Patrick's Isle, and a cathedral, seat of the Diocese of Sodor and Man (the diocese was founded when Mann was ruled by the Norse). Peel is on the west coast of the Isle of Man, on the east side of the mouth of the River Neb. To the north west is St Patrick's Isle, connected to the mainland by a causeway, and to the west across the river is Peel Hill. The A1 road connects Peel with Douglas. The A4 and A3 roads connect it with Kirk Michael and Ramsey. To the south of Peel is Castletown,
Castletown, Isle of Man of the town and island are illustrated in four Manx National Heritage sites in the centre of Castletown: Castle Rushen, the Nautical Museum (in the secret passage-filled home of inventor, politician, banker and probable smuggler George Quayle), the Old Grammar School (originally a church from AD 1200) and the Old House of Keys. Fishing boats still go out to fish from the harbour. Commercial traffic to the port ended in the 1970s, although there has been an ongoing expansion of financial and industrial businesses in the area. The first telephones appeared in Castletown in 1901. Castletown is, along with Douglas,