In a historic feat, Bartłomiej Kubkowski, an ultra-swimmer from Poland, became the first person to successfully swim across the Baltic Sea from Sweden to Poland without any physical help. Making it to ...

And its new Swedish swim-up sauna is the latest reason why. Billed as the first of its kind in North America, this new feature starts off with a short, chilly swim in a 60-degree pool. A couple kicks, ...