Ryedale Swim and Fitness Centre in Pickering is among 600 venues nationally hosting Swimathon to help raise vital funds for Marie Curie, one of the UK’s leading charity for people living with a terminal illness and their families. Now in its 30th year, Swimathon will take place across the weekend of April 7 to 9. Swimmers can challenge themselves to distances 5k, 2.5k or 1.5k, entering individual or in teams.