Three Oaks Announces 2026 Season Opening Dates For Swim Beach, Marina, Scuba Zone
By Amie Schaenzer
Published on March 24, 2026.
Three Oaks, Illinois, has announced its 2026 season opening dates for several attractions, including the Scuba Zone, Swim Beach, and the Marina. The park is also hiring seasonal staff to support its attractions. The opening dates may change depending on weather conditions.
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