1) The average person spends around six months of their lifetime waiting for red lights to turn green.

2) The speed of light is approximately 299,792,458 meters per second.

3) The largest insurance market in the world is Lloyd's of London, which is not an insurance company but a market where insurance brokers and underwriters come together.

4) The abolition of slavery in the United States was officially proclaimed with the ratification of the 13th Amendment to the Constitution in 1865.