July 20 is most famously the day humanity first walked on the Moon, but it has seen many other historic moments.
Neil Armstrong and Buzz Aldrin became the first humans to walk on the Moon as part of NASA's Apollo 11 mission. Armstrong's words, 'That's one small step for man, one giant leap for mankind,' became one of history's most famous quotes.
German military officers led by Colonel Claus von Stauffenberg attempted to assassinate Adolf Hitler with a briefcase bomb at his Wolf's Lair headquarters. Hitler survived, and the conspirators were executed.
British Columbia became the sixth province to join Canadian Confederation, with the promise of a transcontinental railroad. The addition extended Canada from the Atlantic to the Pacific Ocean.
Sirimavo Bandaranaike of Ceylon (now Sri Lanka) became the world's first female prime minister. Her election broke a fundamental barrier in global politics and inspired women leaders worldwide.
NASA's Viking 1 became the first spacecraft to successfully land on Mars and transmit photographs from the surface. The mission searched for signs of life and provided invaluable data about the Martian environment.
Bogotá citizens revolted against Spanish colonial rule, establishing a junta that became the basis for Colombian independence. This day is celebrated as Colombia's Independence Day.
Herostratus set fire to the Temple of Artemis at Ephesus, one of the Seven Wonders of the Ancient World, reportedly to achieve lasting fame. The Greeks made it illegal to mention his name, ironically preserving it for eternity.