Independence Day in Costa Rica, El Salvador, Guatemala, Honduras and Nicaragua

International Day of Democracy

World Lymphoma Awareness Day

Prince Harry’s 37th birthday (1984)

Anniversary of:
• the birthdays of Marco Polo (1254) and Agatha Christie (1890)
• Scottish bacteriologist Alexander Fleming discovering penicillin (1928)
• google.com being registered as a domain name (1997)
• the opening ceremony of the Sydney Olympic Games (2000)