The Poulnabrone dolmen (Poll na mBrón in Irish) is a portal tomb in  County Clare, Ireland, dating back to the Neolithic period, probably built 5-6000 years ago.

The Poulnabrone dolmen (Poll na mBrón in Irish) is a portal tomb in  County Clare, Ireland, dating back to the Neolithic period, probably built 5-6000 years ago.

Credit:

Danny Burke/Wikimedia Commons

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