1) The Treaty of Versailles, signed in 1919, officially ended World War I and imposed heavy penalties and reparations on Germany.

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

3) The corpse flower, or titan arum, is known for its unpleasant smell, often compared to that of rotting flesh.

4) A newborn kangaroo is about 1 inch (2.5 centimeters) long and weighs less than a gram.