| UPDATED: 10:48, Wed, Mar 3, 2021
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Professor Mike Parker Pearson uncovered an ancient stone structure at Waun Mawn, in the Preseli Hills, during BBC Two s Stonehenge: The Lost Circle Revealed’ documentary earlier this month. Experts now theorise that the dismantled stone structure in Wales became the building blocks of the Stonehenge monument that stands in Salisbury, Wiltshire, today. Excavations and analysis of the area dated the stone circle to around 3400BC and found several similarities between both sites, l