817-319686 - Europe, UK, Scotland, Outer Hebrides, North Uist - the stone circle of Pobull Fhinn on the shores of Loch Langais with Eaval Eabhal in the background.
770-615 - Callanish (Callanais) Stone Circle dating from Neolithic period between 3000 and 1500 BC, at dawn, Isle of Lewis, Outer Hebrides, Scotland, United Kingdom, Europe
770-614 - Ring of Brodgar, stone circle dating from between 2500 and 2000 BC, 27 out of 60 stones still standing, UNESCO World Heritage Site, Mainland, Orkney islands, Scotland, United Kingdom, Europe
586-1398 - Derrintaggart West stone circle, megalithic site on Beara Peninsula, believed to have been built between 1500 and 500BC, Castletown, County Cork, Munster, Republic of Ireland, Europe
774-19 - Poulnabrone dolmen megalithic tomb, Burren, County Clare, Munster, Republic of Ireland (Eire), EuropeThe Burren (from Irish: Boireann, meaning - great rock) is a unique karst landscape in northwest County Clare, Ireland. The limestone area measures 300 square kilometres and is roughly enclosed within the circle comprised by the villages Ballyvaughan, Kinvarra, Gort, Corrofin, Kilfenora, Lisdoonvarna and the Black Head lighthouse. The definitive article (ie "The" Burren) has only been added to the name by academics in the last few decades as it has always been traditionally called Boireann or Boirinn in Irish and Burren in English.
253-3293 - Trilithon doorway, main entrance to megalithic temple dating from around 3000 BC, Hajar Qim (Hagar Qim), UNESCO World Heritage Site, Malta, Europe