Panorama of Calanais Standing Stones  central stone circle erected between 2900-2600BC measuring 11 metres wide. At the centre of the ring stands a huge monolith stone 4.8 metres high weighing about 7 tonnes, which is perfectly orientated so that its widest sides face due north south. Calanais Neolithic Standing Stone (Tursachan Chalanais) , Isle of Lewis, Outer Hebrides, Scotland.
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