Barack Obama's last tour of Europe

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Barack Obama,President Barack Obama,Obama last tour of Europe,Obama in Europe,Donald Trump,Barack Obama's last tour of Europe

President Barack Obama gestures during a joint news conference with German Chancellor Angela Merkel in Berlin, Germany. Credit: Reuters

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President Barack Obama is welcomed by German Chancellor Angela Merkel upon his arrival at the chancellery in Berlin, Germany. Credit: Reuters

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President Barack Obama looks on next to German Chancellor Angela Merkel upon his arrival at the chancellery in Berlin, Germany. Credit: Reuters

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President Barack Obama acknowledges applause after delivering a speech at the Stavros Niarchos Foundation Cultural Center in Athens, Greece. Credit: Reuters

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President Barack Obama arrives at the Tegel airport in Berlin, Germany. Credit: Reuters

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