A man dressed as Batman jumps into the water as he takes part in the World Bog Snorkelling Championships in Waen Rhydd peat bog at Llanwrtyd Wells, south Wales on August 28, 2016. Entrants must negotiate two lengths of a 60-yard trench through the peat bog in the quickest possible time without using any conventional swimming strokes. (GEOFF CADDICK/AFP/Getty Images)