1) The ancient city of Rome was founded in 753 BC and went on to become one of the most powerful and influential civilizations in history.

2) The Boston Celtics and the Los Angeles Lakers are the most successful teams in NBA history, with a combined total of 33 championships.

3) Mount Everest, located in the Himalayas, is the highest mountain on Earth, reaching a peak elevation of 29,032 feet (8,848 meters).

4) The Southern Ocean surrounds Antarctica and is the coldest and least-visited ocean.