largest waterpark in illinois
Raging Waves is Illinoisâ largest outdoor waterpark, located on more than... Raging Waves is Illinoisâ largest outdoor waterpark, located on more than 40 acres in Yorkville, Ill., 45 minutes west of the Chicago loop. Every summer, nearly 300,000 people visit the Aussie-themed, family-friendly waterpark, which features 18 water slides, a separate kiddie pool area, a wave pool, a lazy river, 20 private cabanas, and more.