Main content
Ffeinal
Pynciau'r rownd derfynol: Cestyll Cymru, ffilmiau The Lord of the Rings, hanes dringo yng Ngogledd Cymru, a hanes Lee Harvey Oswald. Four finalists face the black chair for the last time.
Darllediad diwethaf
Maw 9 Chwef 2021
18:00