Group examining Precambrian pillow lavas in the GeoMon UNESCO Global Geopark on Anglesey.

GeoMôn UNESCO Global Geopark has a visitor centre in Porth Amlwch which is open from Tuesday to Sunday at 11am to 3pm.

Anglesey has spectacular geology in amazing coastal scenery. Come and find more than 100 rock types accumulated over 1,800 million years of earth history and be ae amazed at the variety of colours, textures, shapes and rock types that have created such beautiful landscape.  But don’t take our word for it –  watch this video of 10 wonderful sites or this one of 6 fantastic places or  take an 18 minute coastal tour around the island.  If you are still not convinced – try this slow artistic drone trip along the east coast.   Our main photo above shows the Precambrian Gwna melange on Ynys Llanddwyn.  Please scroll down for our latest news items.

Did you know ?

  • Anglesey used to be at the south pole?
  • Anglesey is the home of the earliest inhabitants of the UK, the world famous stromatolites which lived here over 860 million years ago.
  • That Napoleon bought a table made of Anglesey serpentine?
  • Parys Mountain copper mine helped Nelson win the battle of Trafalgar?

Become a member to help preserve this amazing geology & geoheritage and to help develop the local economy : click the button at the top of the page to become a member and enjoy special benefits.

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