this close up shows the rock cut basins that penetrate the granite on two levels of this stacked logan stone. rock cut basins are the combined work of acidic water, wind agitation and chemical reaction over long periods of geological time. borlase the antiquarian thought them to be the work of the ancients and used in ritual ceremony. recent research by tilley and others have revealed that these natural features are often associated with sites of prehistory so while they are natural in origin they are thought to be important in the belief systems of our ancestors and were incorporated into their ceremonial complexes. #ancient_architecture #logan_stone #sacredplaces #ancestors #natural_stone_feature #bnw

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