aerial view of burial tombs in center of gyeongju, republic of korea

geumgwanchong noseodong seobongchong bonghwangdae south korean korea republic kingdom royal town center nature green park aerial cityscape landscape panorama tourism tourist unesco famous king grave burial mound shila hill dynasty silla joseon tumuli seorabeol namsan travel gyeongju outdoor history tomb scenery natural historic site historical culture ancient tree front gyeongsang