Tigers as we know them, you see, have never lived in the wild in Africa. But there's still a chance you could see one there. Many wildlife researchers believe that, historically, tigers inhabited much of Asia, and that various tiger subspecies naturally migrated and spread out over time.
Antarctica is the largest desert in the world.
Africa is larger than China, the USA, India, Mexico, and a big part of Europe combined.
With over 4 billion people and 30% of Earth's total land area, Asia is the Earth's largest and most populous continent.
Antarctica is the coldest, windiest, highest, and driest continent on Earth.