Be sy'n digwydd yng Nghyhydnos y Gwanwyn? What happens at the Spring Equinox? Show more
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Be sy'n digwydd yng Nghyhydnos y Gwanwyn? What happens at the Spring Equinox? Show more
Mae Radio Cymru wedi bod yn darlledu rhaglenni ers 1977. Radio Cymru has been broadcasting to the nation since 1977.
