Belgium's King Phillipe (C), German President Joachim Gauck (R), Queen Mathilde of Belgium (2nd L) and the German president's partner, Daniela Schadt pose during a visit to the German-speaking town of Eupen, on the last day of Gauck's three-day state visit to Belgium, on March 10, 2016. (Photo by Nicolas Lambert / Belga / AFP) / Belgium OUT (Photo by NICOLAS LAMBERT/Belga/AFP via Getty Images)