Martin and Vic, from the National Trust, led our first Walking the Taff tour on Sunday. They showed us the Taff’s sources near Pen y Fan in the Brecon Beacons. The walk is a mix of busy paths and tranquil riverside spots. Here’s a map of the walk, just in case you fancy it.

Taf Fechan: 51.887097 -3.466079 / GB Grid Ref: SO 01211 21439;

Taf Fawr: 51.882725 -3.436661 / GB Grid Ref: SN 99196 21966.