1) The national animal of Australia is the kangaroo.

2) The French Revolution, which began in 1789, marked a major turning point in European history, leading to the overthrow of the monarchy and the rise of republicanism.

3) The highest mountain in Africa is Mount Kilimanjaro, standing at 19,341 feet (5,895 meters) tall.

4) Many mountains have cultural and spiritual significance for local communities and are often considered sacred or revered in religious traditions.