ITB travel and trade fair opens in BerlinTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video03/07/2013March 7, 2013The world's biggest travel and trade fair has opened in Berlin - with Indonesia chosen as this year's partner nation. The number of exhibitors is down this year, though more people are traveling worldwide.https://p.dw.com/p/17sVfAdvertisement