1. In 1969, on July 20th, New York City held a ticker-tape parade for the Apollo 11 astronauts, Neil Armstrong, Buzz Aldrin, and Michael Collins, who had just completed the first manned mission to land on the moon.

2. On July 20, 1988, the New York Yankees retired the number 23 in honor of Hall of Famer Don Mattingly, who played for the team from 1982-1995.

3. In 1917, on July 20th, Lucy Burns and Alice Paul, leaders of the women's suffrage movement, were jailed in the Occoquan Workhouse in Virginia after being arrested for picketing outside the White House. They went on a hunger strike and were force-fed by prison guards, drawing attention to the movement's cause.

4. On July 20, 1960, New York City's Fifth Avenue was closed to motor vehicles for the first time, from 54th Street to 86th Street, for a trial pedestrian day. Thousands of people took advantage of the car-free zone to walk, bike, and roller-skate on the normally congested street.

5. In 1993, on July 20th, the Statue of Liberty was reopened to the public for the first time since the September 11, 2001 attacks. The iconic monument had been closed for two years for security upgrades and repairs following the terrorist attacks.