River Severn
…Warwickshire Avon, and the Worcestershire Stour. By convention, the River Severn is usually considered to end, and the Severn Estuary to begin, after the Prince of Wales Bridge, between Severn Beach in South Gloucestershire and Sudbrook, Monmouthshire. The total area of the estuary's drainage basin is 4,409 square miles (11,419…