Check out some of the events that took place on this day in history:
1957 The First Animal In Space
Sputnik 2 was launched into space by the Soviet Union. Sputnik had a special passenger for the trip, a dog called Laika, which became the first animal in space.
2014 One World Trade Center Opens
One World Trade Center opened in New York City after being constructed on the site of the former World Trade Center complex, which was destroyed in the 9/11 terror attacks.
