May 21, 1839
Athens
May 21, 1995
United Arab Emirates
May 21, 1940
Egypt
May 21, 1921
Friesland
May 21, 1923
May 21, 1946
Leeuwarden
May 21, 1906
Malvern
May 21, 1950
Newark
May 21, 1986
Richmond
May 21, 1972
Essen
May 21, 1898
Saratoga
May 21, 1979
Stowe
May 21, 1863
Svishtov
May 21, 1986
Le Mans
May 21, 1886
May 21, 1821
Langdon
May 21, 1959
Vienna