1) The International Cricket Council (ICC) is the governing body for the sport of cricket and oversees international tournaments and rankings.

2) The smallest unit of time is known as a zeptosecond, which is equal to one trillionth of one billionth of a second.

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

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.