The slate in this mine, which is found in veins between layers of ancient Pre-Cambrian rocks, is among the oldest in the world. Many industrial towns in Britain and Ireland have the original roofs made of Llanfair slate.
This small, picturesque National Trust beach, backed by steep grassy cliffs, is on the Llŷn Heritage Coast. It’s famously known as ‘Whistling Sands’, a nickname based on the sound the granules make underfoot when you walk over its gleaming sand.
Aberdaron, LL53 8LH
It’s the National Trust's new ground-breaking interpretation centre on the tip of the Llŷn Peninsula.