Some people wake up on a Saturday and think, “Let’s go for a swim.” Others think, “Let’s break a world record by plunging into freezing water with 2,460 strangers.” The Czech Republic just proved that cold water and sheer determination are a winning combo, as they smashed the record for the largest polar bear dip. Spoiler: The water was 3.5°C (38.2°F), which is basically liquid ice. But hey, when you’re chasing glory, who needs feeling in their toes?

Cold-water swimmers in the Czech Republic set a new world record for the largest polar bear dip