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 United States operates under a two-party system, with the Democratic Party and the Republican Party being the two major political parties that compete in elections and shape the country's political landscape.

3) Online banking and mobile banking have become increasingly popular, providing convenient access to banking services through digital platforms.

4) The tongue of a blue whale is so big that about 50 people could stand on it.