Unfortunately, the building was never meant to survive without its roof or windows and the weather has eroded the soft medieval stonework over the centuries.
Yn anffodus, doedd yr adeilad ddim i fod i oroesi heb ei do na’i ffenestri ac mae’r tywydd wedi erydu’r gwaith cerrig meddal o’r canoloesoedd dros y canrifoedd.