Asia is the Earth's largest and most populous continent; located primarily in the eastern and northern hemispheres. It covers 8.7% of the Earth's total surface area and comprises 30% of its land area. With approximately 4.3 billion people; it hosts 60% of the world's current human population.

The boundaries of Asia are culturally determined; as there is no clear geographical separation between it and Europe; which together form one continuous landmass called Eurasia. The most commonly accepted boundaries place Asia to the east of the Suez Canal; the Ural River; and the Ural Mountains; and south of the Caucasus Mountains (or the Kuma-Manych Depression) and the Caspian and Black Seas.It is bounded on the east by the Pacific Ocean; on the south by the Indian Ocean and on the north by the Arctic Ocean. Pictures From History