In April 1988, the small village of Troedrhiwgwair near Tredegar celebrated a victory of huge historic significance. It was one that would change the lives of its residents for good.
Now twenty five years on, our Wales This Week cameras return to the village to speak to those who were at the heart of the story.
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The owners of what some people claim to be the 'Welsh Holy Grail' are offering a cash reward for the ancient artefact's safe return.
Staying mostly dry overnight with generally light winds, but cloud and wind will gradually increase from the northwest from the early hours.
In the last programme we've been to meet two Welsh entrepreneurs who chose a different route and we visit the Energy Centre at Coleg Menai.