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Namhansanseong Trail is a historical-themed path designed to provide an experiential journey through the Namhansanseong Fortress, a UNESCO World Heritage site. This lengthy elliptical fortress is built on rugged terrain at an elevation of 500 meters, with walls spanning a circumference of 12.4 kilometers. Offering a total of five routes, the trail presents breathtaking scenery and adds charm with pathways that closely follow the fortress walls.