Surprisingly, the National Trust started in Wales. Griff Rhys Jones discovers how the Trust deals with the complexities and conflicts involved in looking after some of Wales's best-loved national treasures. He begins with the 157 miles of coastline owned and cared for by the Trust in Wales.

Griff investigates its roots in Barmouth, discovers how the tiny cove of Mwnt copes with the impact of the modern world and considers the difficulties they face in deciding the fate of a medieval village on the Gower Peninsula which is in the process of being claimed by the sea. Show less