Hidden Histories: Season 3 - 4 Episode s
3x1 - Episode 1
January 20, 2011
Eddie Butler and Heledd Fychan find out if the Gwent Levels flood of 1607 was a tsunami, and if the chain bridge at Llangollen is the oldest of its kind in the world.
3x2 - Episode 2
January 27, 2011
Eddie learns to play handball at Nelson's unique handball court - the only one in the UK. Does the Norman town of Grosmont have the oldest church roof in Wales?
3x3 - Episode 3
February 3, 2011
The remarkable story of a 19th-century cursing well, the secrets of a showcase mine, rock art on Anglesey as it's never been seen before, and visiting Brynmawr Welfare Park to discover how it was built by volunteers from Europe.
3x4 - Episode 4
February 10, 2011
A look at the decommissioning of the Trawsfynydd nuclear power station, the lost settlements of Skomer Island and the search for the wreck of a Bristol Channel pilot cutter.