October 20, 1973 in History
Event:
Queen Elizabeth II opens Sydney Opera House




Related Topics:
Elizabeth
house
opera
Queen
Sydney

Related Year:
1973

Related Events:
October 20





 More Notable Events on October 20:
1979 John F. Kennedy Library dedicated in Boston
1973 Queen Elizabeth II opens Sydney Opera House
1968 Jacqueline Kennedy marries Aristotle Onassis
1818 49th parallel forms as border between U.S. and Canada
1803 U.S. Senate ratifies Louisiana Purchase