Crystal Lake Cardboard Regatta is on July 28, 2018 from 9am at the Main Beach in Crystal Lake. Gates open at 9am, races start at noon. 8’x 8′ sheets of cardboard are available at the Crystal Lake Park Maintenance Garage – located in the Main Beach parking lot – free of charge. Entrance to the beach is $3. There is a snack stand with burgers, dogs and chips and soft drinks and ice cream.