Challenge Gunsan–Saemangeum delivers a unique race experience on South Korea’s west coast, showcasing a fast, scenic course along the Saemangeum Seawall — the world’s longest seawall at 33.9 km. Featuring calm swim conditions, a flat and aerodynamic bike route, and a well-supported run, the event is ideal for both first-time long-distance athletes and seasoned competitors.
Key Highlights:
Race Options:
The race’s official hotel is the Best Western Gunsan Hotel.
The best way to get to Gunsan is to fly into Seoul International Airport and take a bus or self-drive. Alternatively, fly into Jeju International Airport and take an internal flight to Gunsan.
Gunsan is a coastal city rich in history, culture, and natural beauty. Visitors can explore colonial-era architecture, vibrant local markets, and scenic waterfronts while enjoying fresh seafood and relaxed seaside charm. With nearby islands, modern cafés, and a welcoming atmosphere, Gunsan offers an authentic Korean travel experience.
Swim Course: A two-lap 1.9 km swim starting from Bieung Beach with a 500m run to T1. Bike Course: A four-lap bike course set on the 33.9 km Saemangeum Seawall on smooth, flat highway roads fully controlled by police and volunteers. Run Course: A four-lap run following the coastline at Bieung Port, finishing at the transition area.