River Severn: The Definitive Guide to Britain’s Longest Waterway Blogs River Severn: The Definitive Guide to Britain’s Longest Waterway Sania March 22, 2026 0 The River Severn is the longest river in Great Britain, stretching 220 miles (354 kilometers) from its... Read More Read more about River Severn: The Definitive Guide to Britain’s Longest Waterway