All over the world, people are making more flights to more places than ever before.
원문출처 : http://www.cnn.com/2017/01/26/travel/most-visited-cities-euromonitor-2017/index.html
원문출처 : http://www.cnn.com/2017/01/26/travel/most-visited-cities-euromonitor-2017/index.html