Travel 11-year-old boy dies after raft overturns on water ride at Iowa theme park July 5, 2021July 5, 2021Philip Joens and Danielle Gehr, Des Moines RegisterComments Off on 11-year-old boy dies after raft overturns on water ride at Iowa theme park Six people were on a water ride at Adventureland Park outside of Des Moines when it overturned Saturday.