Euryn Rhys Roberts sy'n trafod fel yr oedd drysau cestyll Cymru'n arwydd o gyfoeth a grym. Euryn Rhys Roberts explains how Wales's castle doors were a sign of wealth and power. Show more
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Euryn Rhys Roberts sy'n trafod fel yr oedd drysau cestyll Cymru'n arwydd o gyfoeth a grym. Euryn Rhys Roberts explains how Wales's castle doors were a sign of wealth and power. Show more
Mae Radio Cymru wedi bod yn darlledu rhaglenni ers 1977. Radio Cymru has been broadcasting to the nation since 1977.
