Jeju World Cup Stadium is a football stadium located in the city of Seogwipo, on the South Korean island of Jeju, which is administratively part of the eponymous province. Since 2006, the stadium has been home of the K League club Jeju SK. It has a capacity for 29,791 spectators. The design of the stadium, which is in the shape of mouth of a volcano, is based on Jeju Island's natural volcanic environment and its sea surroundings. Wikipedia