Sychryd

Coordinates: 51°45′25″N 3°34′05″W / 51.757°N 3.568°W / 51.757; -3.568 Sychryd or Afon Sychryd Starts just below Graig y Llyn and is know locally as the Nant Gwrangon it flows past the village of Rhigos and through Cwm Wyrfa on the edge of the Brecon Beacons National Park and Fforest Fawr Geopark in the county borough of Rhondda Cynon Taf in south Wales under the A465 Heads of the Valleys Road and turns northwest to join the Afon Mellte at Pontneddfechan.