President Park Geun-hye leaves for St. Petersburg on Wednesday morning to attend a G20 summit until Saturday. She will then go on a state visit to Vietnam until next Wednesday.
Russia is Park's third foreign destination after the U.S. in May and China in June and her first international forum.
She will meet separately with some of the leaders on the sidelines of the summit. In Vietnam, she will talk with Vietnamese President Truong Tan Sang.