What is it like to swim outdoors under a full moon in the depths of winter? Maria Hodson braves the inky waters of Clevedon Marine Pool with the Bristol Blue T**s to learn about what cold water swimming can do for you. Contact the Plodcast team and send your sound recordings of the countryside to: [email protected]. If your letter, email or message is read out on the show, you could WIN a Plodcast Postbag prize of a wildlife- or countryside-themed book chosen by the team. Visit the Countryfile Magazine website: countryfile.com Learn more about your ad choices. Visit podcastchoices.com/adchoices