Hanes Rheilffordd Ystumllwynarth, y lein gyntaf yn y byd i werthu tocynnau i deithwyr. History of Ystumllwynarth Railway, the first line in the world to sell tickets to passengers. Show more
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Hanes Rheilffordd Ystumllwynarth, y lein gyntaf yn y byd i werthu tocynnau i deithwyr. History of Ystumllwynarth Railway, the first line in the world to sell tickets to passengers. Show more
Mae Radio Cymru wedi bod yn darlledu rhaglenni ers 1977. Radio Cymru has been broadcasting to the nation since 1977.
