Models display watermelons at an SSG Food Market outlet in Seoul on Aug. 22, 2018. (Yonhap)
The face of Seoul Mayor Park Won-soon is carved on a watermelon that is being displayed at an event hosted by the metropolitan government on Aug. 19, 2017. (Yonhap)
A customer looks at a “Mudeungsan” watermelon (R) and an ordinary one at the Daegu Department Store in the name sake city on Aug. 26, 2016. Mudeungsan watermelon, which was an offering to the king during the Joseon Dynasty (1392-1910), sells for 200,000 won (US$180). Gwangju, 329 kilometers south of Seoul, is the origin of the watermelon. The department store provided this photo) (Yonhap)