A 14th-century merchant's house, Aberconwy House is the only medieval merchant's house in Conwy to have survived almost six centuries of turbulent history in the town.
The Cathedral Church of Saint Deiniol, Bangor, stands on a site that has been used for Christian worship since the 6th Century. The Cathedral is open from 10:30am to 4:30pm from Monday (Not on Bank Holidays) to Thursday.
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Over 3/4m (1.2km) of town walls, one of the finest and most complete sets in Europe, with twenty-one towers and three gateways. N and W of castle, enclosing much of the town.
UPDATE: Please check the website for the latest information before visiting.
Substantial remains of the simple abbey church, founded in 1198 by Maredudd ap Cynan for the Cistercian order.