Yangsan, located in South Gyeongsang Province, is known for its rich history and beautiful temples like the Tongdosa Temple, a UNESCO World Heritage site. Traveling from Yangsan, you arrive in Osong, a gateway to the city of Cheongju, famous for its historic sites including the Cheongju Early Printing Museum. The train journey connects the tranquil beauty of Yangsan with the cultural significance of Osong, making it a memorable experience.