The Picts were massacred at a battle near the town of Grangemouth, where the rivers Carron and Avon meet. According to Northumbrian sources, so many Picts died they could walk dry-shod across both ...

Caledonia was made up of groups of people or tribes. Some got on peacefully with the Romans, but others fought back. Image caption, A particularly troublesome tribe for the Romans were the Picts.