A huge magnitude 9.0 earthquake occurred besides western coast of Sumatra Island, Indonesia on December 26, 2004. The earthquake created the huge tsunami in many countries along Indian Ocean, such as Indonesia, Sri Lanka, Thailand, India and so on.

• 2004年12月底印尼苏门答腊岛西北海岸发生里氏9.；0级地震；引发印度洋沿岸的印尼、斯里兰卡、泰国、印度等国家先后遭受强烈海啸。