Researchers believe the Altar Stone was placed within the central horseshoe during a rebuilding phase. The Altar Stone is the largest of the bluestones used to build Stonehenge. Today, the Altar Stone lies recumbent at the foot of the largest trilithon and is barely visible peeking through the grass. Many questions remain about the exact purpose for Stonehenge and the Altar Stone. The newcomers replaced hunter-gatherer communities that had inhabited Britain previously and formed the majority of the population from 4000 to 2500 BC, Parker Pearson said.

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Persons: ”, Mike Parker Pearson, “, ” Parker Pearson, Ben Birchall, Parker Pearson, Nick Pearce, “ We’ve, Duncan Garrow, Garrow, Richard Bevins, Bevins, “ It’s, ” Bevins Organizations: CNN —, Archaeology, University College London’s Institute of Archaeology, Aberystwyth University “, University of Reading, Aberystwyth University, UK’s Aberystwyth University Locations: England, what’s, Scotland, Orkney, Europe, Wiltshire, England’s Salisbury, Britain, Wales, Woods, Marlborough, Durrington, Salisbury, Germany, Netherlands