Ultra Korea is an outdoor electronic music festival that is a part of Ultra Music Festival's worldwide expansion, which has now spread to twenty countries. Following Ultra Brasil's third edition in 2011, Ultra Korea made its debut as a two-day festival in August 2012 and took place at the Olympic Stadium in Seoul, Korea. The most recent edition of Ultra Korea took place during 8–10 June 2018 at Seoul's Olympic Stadium. Ultra Korea is strictly a festival for those ages 19 and over. The next edition of Ultra Korea will take place during 7–9 June 2019 at the Olympic Stadium in Seoul.