North Korea's aviation industry has long been a source of intrigue and fascination for travelers from around the world, even when the country's diplomatic hostilities aren't in the news.
원문출처 : http://www.cnn.com/travel/article/air-koryo-north-korea-dear-sky/index.html
원문출처 : http://www.cnn.com/travel/article/air-koryo-north-korea-dear-sky/index.html