Pwy oedd y Brenin Arthur go iawn, a pham y mae cynifer o lefydd yn ei hawlio? Who was the real King Arthur, and why do so many places lay claim to the legend? Show more
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Pwy oedd y Brenin Arthur go iawn, a pham y mae cynifer o lefydd yn ei hawlio? Who was the real King Arthur, and why do so many places lay claim to the legend? Show more