South Korea fascinates. Besides the fact that the South Korean are on top of the releases of new gadgets, the youngsters are extremely fashionable. Asian style. You can experience this especially in the big cities like Seoul and Busan.
But also its cuisine is peculiar. You can find many videos on YouTube featuring South Korean people eating living octopuses for example. The menu also still has dog meat on display.
Traffic is rather chaotic, though quite an experience. You can easily travel around by taking the fast train.