Thorverton River Exe (near to the current day bridge), a key crossing for the military garrisoned at Exeter (Isca Dumnoniorum). There is no evidence however to suggest that there was a settlement here by the time of the Domesday Book in 1086, although Thorverton Mill was running at this time on the River Exe (and continued to do so until its closure in 1979). (Raddon, a hamlet W of Thorverton is mentioned in the Domesday book. "William holds RADDON (in Thorverton) from the abbott. Wulfmaer held it in TRE, and it paid geld for 1 virgate of land. There is land
Isca Augusta the remains of a Roman harbour had been discovered in Caerleon. Substantial archeologically excavated Roman remains of the Roman fortress can be seen at Caerleon. Cadw administers: The National Roman Legion Museum, located in the village, is part of the National Museums and Galleries of Wales. The museum exhibits artifacts and finds from excavations throughout the village including Roman currency, weapons, uniform etc. In March 2012 an episode of archaeological television programme "Time Team" that had been recorded in Caerleon aired on Channel 4, titled 'Rome's Wild West'. Isca Augusta Isca, variously specified as Isca Augusta or Isca Silurum, was