If you thought Tokyo had a picture of perfection subway, wait until you ride the Seoul underground. You have the same cleanliness and composure, as well as totally comprehensive coverage that is surprisingly intuitive. You'll figure the whole thing out in a week. According to Jalopnik.com,“Seoul Metro is the best system in the world because it is safe by sliding screen door as well as clean, comfortable and convenient.” (Jalopnik) Seoul Metro is one of the best subyway system in the world due to its outstanding services, superb safety and convenient facilities.
Michael, Aronson.Seoul-Subway song.Youtube,2011.MP3.
“The best subway systems in the world.”Jalopnik.com.n.p.n.d.Web.21Nov.2013.
“11 top underground transit systems in the world.”Virgin-vacations.com.n.p.n.d.Web.21Nov.2013.