Registration is now open for the 9th Annual Crystal Lake Aquathon, taking place Sunday, July 19 at Three Oaks Recreation Area. Hosted by Smith Physical Therapy+, this unique event is one of the only Aquathon in Illinois and offers a challenging yet accessible race experience for athletes of all levels. All proceeds from the event benefit Girls on the Run of Northwest Illinois, a nonprofit dedicated to empowering young girls through mentorship, physical activity, and confidence-building programs.
Participants will swim a scenic quarry loop around three islands before transitioning to a run course featuring a mix of trails, sand, and pavement, all set within the beautiful Three Oaks Recreation Area.










