1) The ocean covers about 71% of the Earth's surface and contains roughly 97% of the planet's water.

2) The Machu Picchu archaeological site, located in Peru, is an ancient Incan citadel situated high in the Andes Mountains. It is recognized as a UNESCO World Heritage site and attracts visitors from around the world who come to marvel at its remarkable architecture and scenic surroundings.

3) The most-watched TV series finale in the United States was "MAS*H," with an estimated 105 million viewers.

4) The word "computer" contains three vowels: O, U, and E.