Yeosu (여수,麗水, pronounced YUHsu ) is a coastal city in South Jeolla province, South Korea. Yeosu is one of the country's most picturesque port cities especially at night. Famous for its seafood, beaches, flowers and marinas, it is developing as an international ocean resort and tourist destination anc was selected as a host city for the 2012 World Expo in Yeosu Harbor.