Grizzly Jack's Grand Bear Resort

Enjoy skin-drenching adventure at the most fun year-round indoor water park in Illinois. Enjoy a wet and wild family vacation at Grand Bear Falls, our 24,000 square foot indoor waterpark with play zones, slides, wave pool, lazy river, and spa. Splash all day in the wave pool, slip and slide down a rushing water slides, float down the lazy river, or wade in the kiddie pool with your little ones.

Start your morning with the Ducky Derby or just kick back and relax in the hot tub area. Whether you crave adventure or tranquility, our indoor water park is the perfect family getaway in in Utica, IL.

When water park time is over, splash in to Wave Cave for concession style eats and treats including soft-pretzels, Nathan's famous all-beef hot dogs, nachos and adult beverages. The Wave Cafe is located inside Grand Bear Falls, our exciting indoor waterpark that is open year-round for family fun.