Nick Turner / Close up of Stonehenge stones at night, Wiltshire, England, Uk, September 2009.
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Nick Upton / Neolithic Dolmen de Fontanaccia portal tomb ("The Devil's Forge") erected around 6000 years ago. Cauria, Corsica, France, May 2010.
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Inaki Relanzon / Dolmen d'Eyna at night, with a long exposure capturing star trails. Eyne, Pyrenees, France, September 2010.
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Juan Manuel Borrero / Ruins of ancient Revash buildings / burial sites, from the period of Chachapoyas culture, Amazonas Department, Peru, October 2009
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Wild Wonders of Europe / Hermansen / Poulnabrone Dolmen, a stoneage portal tomb, The Burren, County Clare, Republic of Ireland, June 2009
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Igor Shpilenok / Ancient burial grounds, Daurian Nature Reserve. Daurian Steppes UNESCO World Heritage Site, Zabaykalsky Krai, Siberia, Russia, June 2016.
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David Pattyn / Mask and figure from an ancient culture in traditional burial site, cave in Tsingy rocks, Anjajavy Private Reserve, north west Madagascar, August 2016.
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David Pattyn / Human skulls and bones in wooden troughs, traditional burial site from an ancient culture within cave in Tsingy rocks, Anjajavy Private Reserve, north west Madagascar, August 2016.
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David Pattyn / Human skulls and bones in wooden troughs, traditional burial site from an ancient culture within cave in Tsingy rocks, Anjajavy Private Reserve, north west Madagascar, August 2016.
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Juan Carlos Munoz / Kenmare stone circle, Kenmare, Iveragh Peninsula, County Kerry, Republic of Ireland. September 2015.
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Cyril Ruoso / Human skull exposed where a pre-Inca burial site has been pillaged, Poroma Valley, Peru 2013
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Steve O. Taylor (GHF) / Dogon burial site. Bandiagara, Mali, 2005-2006.