Callanish (Callanais) Stone Circle dating from Neolithic period between 3000 and 1500 BC, at dawn, Isle of Lewis, Outer Hebrides, Scotland, United Kingdom, Europe

Callanish (Callanais) Stone Circle dating from Neolithic period between 3000 and 1500 BC, at dawn, Isle of Lewis, Outer Hebrides, Scotland, United Kingdom, Europe

Neolithic stone circle and henge at Avebury, UNESCO World Heritage Site, Wiltshire, England, United Kingdom, Europe

Silbury Hill, the largest man made mound in Europe dating from the Neolithic period, near Avebury, Wiltshire, England, United Kingdom, Europe

Neolithic archaeological site of Karahan Tepe, circular stone structure with T Shape pillars, Sanliurfa, Turkey, Asia Minor, Asia

Neolithic rock art, rock painting of two cows or bulls, Bovidian period, Tassili n'Ajjer National Park, Unesco World Heritage Site, Algeria, Africa

Neolithic rock art, rock painting of a cow or bull, Bovidian period, Tassili n'Ajjer National Park, Unesco World Heritage Site, Algeria, Africa

Portal tomb Lanyon Quoit, Neolithic dolmen in a meadow, Penzance, Cornwall, England, Great Britain

The Neolithic Castlerigg Stone Circle dating from around 3000 BC, near Keswick, Lake District National Park, UNESCO World Heritage Site, Cumbria, England, United Kingdom, Europe

Neolithic rock art, rock painting of cows, bulls and warriors, Bovidian period, Tadrart, Tassili n'Ajjer National Park, Unesco World Heritage Site, Algeria, Africa

The Neolithic Castlerigg Stone Circle dating from around 3000 BC, near Keswick, Lake District National Park, UNESCO World Heritage Site, Cumbria, England, United Kingdom, Europe

Herd of cattle at shelter, portal tomb Lanyon Quoit in meadow, Neolithic dolmen, Penzance, Cornwall, England, Great Britain

Ring of Brodgar, part of the UNESCO world heritage site Heart of Neolithic Orkney. This neolithic henge monument and stone circle is one of the main attractions of the Orkney Islands. europe, central europe, northern europe, united kingdom, great britain, scotland, northern isles,orkney islands, June

Poulnabrone Dolmen, The Burren, County Clare, Ireland

Kilclooney Dolmen, County Donegal, Ireland

Newgrange, County Meath, Ireland

Poulnabrone Dolmen, The Burren, County Clare, Ireland

Poulnabrone Dolmen, The Burren, County Clare, Ireland

Poulnabrone Dolmen, The Burren, County Clare, Ireland

Kilclooney Dolmen, County Donegal, Ireland

Proleek Dolmen, County Louth, Ireland, Near Ballymascanlan

Dating from the Neolithic Period 4000-2500 BC this site is one of the finest examples of a Court Cairn in Ireland, It has a cairn entrance passage an oval court and a double chamber gallery, Creevy Keel, County Sligo, Republic of Ireland