From Seoul to Gyeongju: A Perfect One-Day Train Journey DescriptionFor travelers who want to escape Seoul’s skyscrapers and immerse themselves in Korea’s ancient beauty, Gyeongju offers the perfect one-day adventure. Known as “the museum without walls,” Gyeongju is filled with relics of the Silla Dynasty, temples, tombs, and timeless charm — and the best part is, it’s only a few hours away from ..