Erwyn Jones o Flaenau Ffestiniog sy'n trafod Her y Can Copa wrth iddo droi'n 40 oed. As he celebrates his 40th birthday, Erwyn Jones chats about the 100 peak challenge. Show more
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Erwyn Jones o Flaenau Ffestiniog sy'n trafod Her y Can Copa wrth iddo droi'n 40 oed. As he celebrates his 40th birthday, Erwyn Jones chats about the 100 peak challenge. Show more
Mae Radio Cymru wedi bod yn darlledu rhaglenni ers 1977. Radio Cymru has been broadcasting to the nation since 1977.
