Penmynydd was the base of one of the most powerful families on the island. It also gave rise to the royal dynasty of the house of Tudor which included King Henry V111 and Queen Elizabeth the 1st of England. Hear the story of Ednyfed Fychan in the 13th century lord steward to Llywelyn the Great and visit the Church of St Gredifael where Gronwy Fychan is buried and walk on to Plas Penmynydd home of the Tudors on Anglesey.