Home waterpark, indoor waterpark, water park, indoor water park, sandusky, sandusky waterpark, sandusky water park, castaway, castaway bay, cedar point, cedarpoint, kids, waterslides, wave pool, wavepool, lifeguards, fun, snoopy, tgi fridays, hotel, resort,spa No matter what the weather outside, it’s always 82 degrees inside at Cedar Point’s year-round indoor waterpark resort. This fun-filled family getaway is home to 237 guest rooms, a 38,000-square-foot indoor waterpark, a giant games arcade, a spa providing treatments such as facials and massages, a T.G.I.Friday’s® restaurant, specialty shops and fun activities for kids and adults alike.