Rhan gyntaf ymweliad Iolo Williams â Phatagonia, i edrych ar fywyd a chynefinoedd gwyllt yr ardal. The first part of Iolo Williams's visit to Patagonia.
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Rhan gyntaf ymweliad Iolo Williams â Phatagonia, i edrych ar fywyd a chynefinoedd gwyllt yr ardal. The first part of Iolo Williams's visit to Patagonia.
Mae Radio Cymru wedi bod yn darlledu rhaglenni ers 1977. Radio Cymru has been broadcasting to the nation since 1977.
