Sources of inspiration for outdoor swimming can come from anywhere. One day you might be walking by a river when you spot an old trail-hugger stripping down and charging into cold water, like a wild dog released from its captivity. The sight of this free soul could spark that same withered flame still burning inside you. You might find yourself desperate to do the same thing...

This is the 10th post in our series focused on how to plan outdoor/wild swimming (whatever you want to call it) expeditions. In this article, we countdown the “Top 10 Greatest Swimming Expeditions”…