"The surfers were there, limbering up on the shingle bank, well before the wave came in," writes photographer Geoff Caddick. "The River Severn on the border between England and Wales is world-famous for its bore – a rare phenomenon where the incoming tide forms a wave that rides against the current up a river or bay. I was sent to cover what was billed as a 'five-star' bore, with the Moon exerting an extra gravitational pull due to its alignment with the Sun and Earth after Friday’s eclipse."