ITB Berlin, the world's largest travel trade show, kicked off last night (March 6) in Berlin with an opening ceremony featuring speeches from German Federal Chancellor Angela Merkel and the Secretary of the UN World Tourism Organization, Zurab Pololikashvili, among other dignitaries.

With more than 1.3 billion international tourism trips in 2017 – a record number, and 90 million more than in 2016 – sustainability and the power of tourism to contribute to international understanding were key themes throughout the evening's remarks.

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