Roseland Waterpark is the largest waterpark in the Finger Lakes Region with 56 acres of aquatic adventure and 9 unique attractions for the entire family. Sparkling water, certified lifeguards, free parking, rental lockers, concessions, and plenty of deck space for relaxing make this the hottest spot to get cool on Canandaigua Lake. The waterpark is located at the north end of Canandaigua Lake. The season is the last weekend in June through Labor Day.