In Gloucestershire, England, “bore rider” Ben Rogers surfs the river Severn, one of the UK’s longest rivers, which runs several hundred kilometres from mid-Wales to the Bristol Channel.

This is the moment a four-star Severn Bore travelled up the river at Minsterworth on Monday ... rising tide moves into the funnel-shaped Bristol Channel and Severn Estuary. The surging water ...

This is the moment a four-star Severn Bore travelled up the river at Minsterworth on Monday morning (March ... It is formed when the rising tide moves into the funnel-shaped Bristol Channel and Severn ...