Organization Event Arrival Departure  Attendees Venue
Amateur Athletic Union (AAU) - Wrestling Iowa Kids State Folkstyle Wrestling Championships 2/23/2013 2/24/2013 10,000 Wells Fargo Arena
National Junior College Athletic Association (NJCAA) National Wrestling Championships 2/22/2013 2/23/2013 5,000 Iowa State Fairgrounds Jacobson Exhibition Center 
Iowa Girls High School Athletic Union (IGHSAU)/Iowa High School Athletic Association (IHSAA) Co-Ed State Bowling 2/21/2013 2/22/2013 2,000 Plaza Lanes
Starbound  National Talent Competition 2/23/2013 2/24/2013 2,000 Valley High School
Amateur Athletic Union (AAU) State Boys & Girls Basketball Tournaments Various Age Group State Tournaments 2/22/2013 2/24/2013 1,000 Hoover High School
Showbiz National Talent Competition Showbiz National Talent 2/23/2013 2/24/2013 1,000 HyVee Hall
Northwestern Lumber Association Iowa Lumber Convention 2/20/2013 2/21/2013 350 Prairie Meadows Hotel
Iowa Academy of Trial Lawyers 51st Annual Seminar 2/21/2013 2/22/2013 300 Renaissance Des Moines Savery Hotel
Source: Greater Des Moines Convention and Visitors Bureau