What to do: Day Visiting Suwon Fortress from Pyeongtaek Hwaseong Fortress covers a large area in Suwon, South Korea. We decided to head up to the area from the Osan Air Force base area of Pyeongtaek to see some of the Suwon fortress that we missed the first time we visited. We parked in the area by Janganum Gate (Also Romanized as Changnyongmun Gate).  After parking, we purchased tickets for the trolley around the city. The trolley costs around 4,000 won per person and if you bring headphones, you are…