1) The highest-grossing film of all time is "Avengers: Endgame," which has earned over $2.79 billion at the global box office.

2) The world's largest flower is the Rafflesia arnoldii, which can grow up to 3 feet (1 meter) in diameter and weighs about 15 pounds (7 kilograms).

3) The assassination of Archduke Franz Ferdinand of Austria in 1914 triggered the start of World War I.

4) The average person spends about 4 years of their life driving a car.