Gwangandaegyo, otherwise known as Gwangan Bridge, is a bridge so long and so spectacular it’s not a piece of infrastructure that carries people to and from various attractions, it is a tourist attraction in its own right. Gwangan Bridge is a staggering 4.6 miles in length, making it one of the world’s longest bridges and the second longest in South Korea behind Incheon Bridge.It cost a pretty penny to build too.... It's the city symbol even for the upcoming Busan Expo 2030.... It reminds on Sa