rosewall hill ring cairn. the pin indicates the most northerly (triangular) stone one of sixteen retaining stones and its highest; most are less than 0.3m high, but this stone stands at 1.2m. there are several slab stones lying beyond the kerb, that could be further displaced retaining stones. it lies on the northern slope below a central tor of the three individual clusters that make up rosewall hill. #ringcairn, #bronzeagearchaeology, #archaeology, #kerbstone, #rosewall, #rosewallhill, #westpenwith, #ancientcornwall,