Geo Mon

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Anglesey Geodiversity Project Coleg Llansdwrn
Menai Bridge
LL59 5SN

  • General enquiries: 01248 810287

This website is an expanding guide to the geology of Anglesey (Ynys Môn), for visitors, students, teachers and researchers. The Isle of Anglesey is the largest of the Welsh islands, situated in the north west corner of Wales. The island covers an area of some 720 square kilometres and it has 201 kilometres of coastline. Follow the links on the website to begin your virtual tour of the island and its fascinating, complex and sometimes controversial rocks!

Further information

Opening Hours:

Geo Mon is an island, and is open 24/7



Upcoming events:

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