NEOLITHIC SHOCK: Summer heatwave exposes 5000-year-old henge in Ireland THE searing heatwave in the UK and Ireland has led to the discovery of a huge ancient henge which dates back almost 5,000 years. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:NASA Mars rover UPDATE: NASA pictures Opportunity for the first time in FOUR MONTHSMars BREAKTHROUGH: NASA Mars rover Opportunity SPOTTED after months of silenceYellowstone volcano LATEST: Authorities warn ‘changes afoot’ after rare geyser eruptionConstance Sutton, Feminist Anthropologist, Is Dead at 92Trilobites: The Elephant Bird Regains Its Title as the Largest Bird That Ever LivedMeteor showers 2018: Best showers to see before year ends - Orionids, Geminids and Leonids