The Severn Bore is a tidal bore seen on the tidal reaches of the River Severn in the UK many people come to see the rare sight of a wave travelling upstream against the flow of the river and its is a magnet for surfers and water sports enthusiasts who challenge themselves to ride the potentially 2 metre (7 ft) high wave as it goes by. This is my video of the bore that took place on 20th February 2011