The Seoul Marathon, the second-oldest marathon in the world after the Boston Marathon, is a race steeped in history and tradition. Held every March, it offers an internationally acclaimed flat and fast course, ideal for runners chasing their personal best. Starting at Gwanghwamun Plaza, the gateway to the historic Gyeongbokgung Palace, the marathon weaves through the bustling streets of Seoul before finishing at the iconic Jamsil Sports Complex, the site of the 1988 Seoul Olympics. Alongside the marathon, a 10K race allows even more participants to enjoy this world-class event. With its stunning route, cool race-day temperatures, and strong international participation, the Seoul Marathon is a must-experience event for athletes worldwide.