May 21, 1984
Philadelphia
May 21, 1960
Berane
May 21, 1995
Newport Coast
May 21, 1931
Rome
May 21, 1909
Sèvres
May 21, 1850
May 21, 1987
Norway
May 21, 1916
Kegalle
May 21, 1994
May 21, 1958
Calgary
May 21, 1929
May 21, 1969
Milan
May 21, 1986
Iran
May 21, 1997
Kwekwe
May 21, 1982
Dzhankoy
May 21, 1950
Warsaw