In the hills above Penmaenmawr there’s an amazing axe ‘factory’ – Neolithic and very prolific – that turned out hammerstones and axe heads since found across Wales and England.
Yn y bryniau uwchlaw Penmaenmawr, mae ‘ffatri’ fwyeill anhygoel – Neolithig a chynhyrchiol iawn – a gynhyrchai gerrig morthwylio a phennau bwyeill a ganfuwyd ers hynny ledled Cymru a Lloegr.