The Ebbsfleet Valley in north-west Kent is just 2.5 km long, with Springhead at its head and Northfleet near its confluence with the Thames, and contains many important sites of many periods. Construction of the Channel Tunnel Rail Link provided a unique opportunity to undertake large-scale investigations of Late Iron Age and Roman settlements, religious complexes, cemeteries, roads, a "processional way" and a villa site, as well as three small Saxon...