The document summarizes a rainbow collapse incident that occurred on July 15, 2008 at Liseberg Park in Gothenburg, Sweden. 36 people were injured when part of the rainbow structure collapsed. Over 25,000 people were in attendance at the park on the day of the incident. The summary outlines the sequence of events, notes that 3 people were seriously injured and 33 received minor injuries, and discusses the crisis management response which focused on rescue operations and having a small group to control information flow with one or two designated spokespeople.