Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Swansea Canal, slide
Three arch aqueduct carrying Swansea Canal over Afon Twrch, Gurnos, near Ystalyfera, from the east north east.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.