11th Annual Swim Across America – St. Louis

Join Swim Across America – St. Louis at beautiful Alpine Lake in Innsbrook Resort and make waves to fight cancer. This charity swim brings together swimmers of all ages and abilities to swim distances that match their comfort level while raising money for Siteman Cancer Center, supporting cutting‑edge cancer research and patient care in our community. Whether you are an experienced open water swimmer or trying your first event, you will be part of a passionate community of participants, volunteers, and supporters making a real impact.