Get your fix of vitamin D at Gwangchigi Beach. After you've worked on your tan, hang around and watch the sky burst into different colors as the sun fades away.
This stretch of coastline doesn't cost a thing to visit, which is terrific news if you're watching your money. Gwangchigi Beach is located in Seongsan. When you're finished, Seongsan Ilchulbong, Seopjikoji and Aqua Planet Jeju are nearby and also worth exploring.