Korea is a very nice country, I will be visiting again. My advise as follows :- 1) 1st day must visit "Namdaemun" (南大門),change money and get the latest up dated subway map & travel information. You know what, the subway map I down loaded from subway website is not up to date really make me crazy when I travel to 南怡島。Every time I take a subway ride must "run" to find the map but all in Korea language. In Namdaemun market (junction), you can see a information booth and besides got anoth ... ...