Tag: Radiocarbon dates
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Same Shape, Different Millennia: every stone circle in Europe on one map

I put all 3,451 stone circles in Europe’s open map data on one map and dated each tradition. Most records are Iron Age judge’s rings in Sweden, the oldest are in Portugal, and the ring seems to have been invented more than once.
Tristan Hotham
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Is the barrow a European thing?

I mapped 99,049 burial mounds and cairns from Ireland to the steppe and dated them with radiocarbon. The famous northern barrow belt is partly a belt of good records; the pattern that survives is earth against stone, and a Bronze Age peak.
Tristan Hotham
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The Megalith Highway

From Portugal to Orkney, Neolithic farmers built the same great stone tombs. I mapped 13,280 megalithic monuments and tested, three ways, whether the idea travelled by sea.
Tristan Hotham
