1) The Great Barrier Reef in Australia is the largest coral reef system in the world and is visible from space.

2) 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.

3) The Age of Exploration, during the 15th and 16th centuries, saw European explorers such as Christopher Columbus and Vasco da Gama reach new lands and establish trade routes.

4) The insurance industry is one of the oldest industries in the world, with roots dating back thousands of years.