Substantial remains of the simple abbey church, founded in 1198 by Maredudd ap Cynan for the Cistercian order.
This enormous 19th-century neo-Norman castle sits between Snowdonia and the Menai Strait. It's crammed with fascinating items, such as a one-ton slate bed made for Queen Victoria, elaborate carvings, plasterwork and mock-Norman furniture.
Tyddyn Mawr is an undulating 9 hole parkland golf course boasting scenic views of the Snowdon mountain range, Anglesey and the Llŷn Peninsula. It also features a lake which will challenge the best players!