1) The Tour de France, first held in 1903, is one of the most prestigious and grueling cycling races, covering over 3,500 kilometers (2,200 miles) in three weeks.

2) The English alphabet has five vowels: A, E, I, O, and U.

3) Mountains are formed through various geological processes, including tectonic plate movements, volcanic activity, and erosion.

4) A group of flamingos is called a "flamboyance."