Southeast Asia is bordered to the north by East Asia, to the west by South Asia and the Bay of Bengal, to the east by Oceania and the Pacific Ocean, and to the south by Australia and the Indian Ocean.
Southeast Asia covers about 4,500,000 km2, which is 10.5% of Asia or 3% of Earth’s total land area
Southeast Asia has a total population is more than 655 million, about 8.5% of the world’s population
Southeast Asia is the third most populous geographical region in Asia after South Asia and East Asia
Ten countries in the region are members of the Association of Southeast Asian Nations
There are more than 25,000 islands and islets in Southeast Asia