Merger with Six Flags pending
Amusement parks:
California's Great America | Canada's Wonderland | Carowinds | Cedar Point | Dorney Park & Wildwater Kingdom | Kings Dominion | Kings Island | Knott's Berry Farm | Michigan's Adventure | Valleyfair | Worlds of Fun
Water parks:
Boomerang Bay (California's Great America) | Boomerang Bay (Carowinds) | Castaway Bay | Cedar Point Shores | Knott's Soak City | Oceans of Fun | Kings Island Soak City | Schlitterbahn (Galveston) | Schlitterbahn Waterpark Resort | Soak City (Valleyfair) | Splash Works | WaterWorks | WildWater Adventure |
Former parks:
Geauga Lake | Wildwater Kingdom
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