3 Tymor
14 Pennod
Hidden Histories - Season 3 Episode 1
Eddie Butler and Heledd Fychan find out if the Gwent Levels flood of 1607 was a tsunami. Disappearing rural cottages, and is the chain bridge at Llangollen is the oldest of its kind in the world.
- Blwyddyn: 2011
- Gwlad: United Kingdom
- Genre: Documentary
- Stiwdio: BBC Two Wales
- Allweddair:
- Cyfarwyddwr:
- Cast: Heledd Fychan, Eddie Butler
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