17. Palaces of Morning Calm Seoul boasts a route of Joseon Dynasty 1392–1910 edifices known as the Five Grand Palaces. Although the exteriors and grounds are breathtaking, palace interiors are completely bare, due to ruthless looting during the Japanese occupation. Each palace occupies its own niche — Changdeokgung is a World Heritage Site accesible only on a guided tour. Deoksugung houses museums.Changgyeonggung’s allure lies in its oft-overlooked, and therefore less crowded status. The western location of Gyeonghuigungdeemed it where the king would retreat to in times of emergency and Gyeongbokgung has the broadest appeal for history lovers, architecture junkies and dress-up fiends alike.