An activity that might lead to a detention in school is now also a global competition. Behold the Red Bull Paper Wings World Finals, the highest level of making and tossing paper airplanes.
There are events for hang time, distance and aerobatics. Established in 2006, the competition is held every three years with Salzburg, Austria, hosting the 2015 edition. According to Red Bull, nearly 200 competitors from 80 nations attended. Here's a look at the festivities: