SUWON, Gyeonggi Province For those who plan a day trip outside Seoul, Suwon is an attractive travel destination, easily reachable by public transportation and boasting an iconic UNESCO World Heritage site in the middle of the city. The 5.74-kilometer-long Suwon Hwaseong Fortress is certainly one of the must-visit sites in Suwon. But, if you want to immerse yourself in the daily lives of the locals, spending time a.