The plan provides a framework for interpreting the “history, architecture and landscapes associated with Wales’ Christian beliefs and practises of worship” from 1100 AD onwards.
Mae'r cynllun yn cyflwyno fframwaith ar gyfer dehongli "yr hanes, pensaernïaeth a thirweddau sy'n gysylltiedig â chredoau Cristnogol y Cymry a'u harferion addoli" o 1100 OC ymlaen.