YEAR-ROUND INDOOR WATERPARK FUN FOR THE ENTIRE FAMILY! Escape with your Family to Splash Universe in Dundee, MI or Shipshewana, IN with over 100,000 gallons of water park fun! From twisting waterpark slides and 500 gallon splash bucket, to the relaxing lazy river it’s always a summery 84 degrees. Take a break from our indoor water parks and hit the action in the shooting star arcade, then enjoy a delicious meal at our very own restaurants. Start your splash-tastic adventure by diving into your day in our indoor waterpark! Splash Universe guarantees family fun year-round, rain or shine.