1933 1993 1953 1973
Belgium Germany France Luxembourg
River Seine River Waal River Meuse River Rhine
Tallest in the World Lightest in the World Shortest in the World Heaviest in the World
William III Queen Juliana Queen Wilhemina Queen Beatrix
Utrecht The Hague Amsterdam Rotterdam
16.3 million 163 000 163 million 1.63 million
100 metres 1000 metres 10 metres 1 metre