And talking of travel, many of you have travelled long distances to get here today: Wales, Ireland, Scotland, Catalonia, the Basque Country and even from Canada.
Ac o ran teithio, mae llawer ohonoch chi wedi teithio’n bell i gyrraedd yma: o fewn Cymru, Iwerddon, yr Alban, Catalwnia, Gwlad y Basg a hyd yn oed o Canada.