Heritage of Wales

The Source of the Usk Walk

This walk takes in the upper reaches of the River Usk as far as its source (below the cliffs of Fan Brycheiniog and Bannau Sir Gaer), the far eastern side of Mynydd Du and the southern extent of Mynydd Myddfai. Sites of the prehistoric, Roman, medieval & later periods can be seen along this route.

On the A40 Llandovery-Brecon road, take the minor road west from Trecastell to Cross Inn and Llanddeusant. There is a parking and picnic area at Pont’ar Wysg, in forestry just off this road, on the left at SN82002715.

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