@CNN: Stepping into this Seoul cafe feels like entering the black-and-white world of a cartoon https://t.co/0mhBpi2AAj via @CNNTravel https://t.co/H2Rk6yiLwT

@CNN: Stepping into this Seoul cafe feels like entering the black-and-white world of a cartoon https://t.co/0mhBpi2AAj via @CNNTravel https://t.co/H2Rk6yiLwT