Dun Aonghasa, on Inis Mor, is the island's most famous landmark - the largest of the prehistoric stone forts of the Aran Islands. Overlooking the Atlantic Ocean and set on the cliff edge with a 300 ft drop to the sea, the semi-circular stone fort is a powerful site enclosed by three massive stone walls. Access for disabled to visitor centre only. Open: Mar-Oct, Daily, 10.00-18.00 Nov-Feb, Daily 10.00-16.00 Information correct at time of going to print. Please check our website for updates Dun Aonghasa Kilmurvey, Inis Mor Aran Islands Co Galway Tel: 099 61008 Web: www.heritageireland.ie