International Friendship Exhibition, built inside mountain as nuclear bunker, at Myohyang, North Korea, Asia

travel destination photography horizontal colour image outdoors day building exterior architecture tree old the past history urban scene north korean culture asia international friendship exhibition myohyangsan north pyongan province national landmark museum arts culture and entertainment forest nuclear bunker myohyang mountains ornate two people men front view full length security guard roof colour color image color outside tourist destination travel architectural landmark place of interest historical historic heritage cultural culture north korean korea korean typically north korean traditional culture tradition traditional traditionally traditionally north korean