Huge stone walls the fortress of Suwon, UNESCO World Heritage Site, South Korea, Asia

photography colour colour image color color image horizontal outdoors outside day travel destination travel destinations travel stone wall fortress suwon unesco unesco world heritage site world heritage site south korea korea korean rok republic of korea asia asian tourism tourist destination tourist destinations culture cultural history historical historic heritage hwaseong gyeonggi do architecture architectural 18th century urban scene urban scenes urban cityscape blue sky city cities