1) Mountains are important water sources, as they capture and store precipitation, feeding rivers and supporting ecosystems downstream.

2) The Super Bowl is the championship game of the National Football League (NFL) in the United States and is one of the most-watched television events each year.

3) The first video game console, the Magnavox Odyssey, was released in 1972 and featured games such as Pong and Table Tennis.

4) Kim Kardashian West is an American media personality, businesswoman, and socialite. She gained fame through reality television show "Keeping Up with the Kardashians" and has built a successful brand empire encompassing fashion, beauty, and other ventures.