1) Antarctica is the coldest, driest, and windiest continent on Earth. It is also the highest, with an average elevation of about 7,545 feet (2,300 meters).

2) The Great Wall of China is not visible from space without aid, contrary to popular belief.

3) The word "school" contains two vowels: O and O.

4) The Bank of England, established in 1694, is the central bank of the United Kingdom and one of the oldest central banks in the world.