Des Moines tourism groups won five awards at this week's Iowa Tourism Conference in Waterloo. The Greater Des Moines Convention and Visitors Bureau won awards for outstanding collaboration and outstanding new event for the 2013 NCAA Division I Wrestling National Championships, which broke NCAA Fan Fest attendance records and brought $15 million to the local economy. The bureau's catchdesmoines.com website was recognized, and the Iowa Events Center was honored as the state's Outstanding Tourism Business. The Blank Park Zoo had the best social media strategy.