Twenty years ago today, on December 26th, 2004, a massive earthquake triggered the deadliest tsunami in recorded history. Multiple waves hit coasts through Southeast Asia, South Asia, Africa and beyond. Both tourists and locals scramble for safety, as the extent of the waves and their destruction become apparent. Discover the power of the human spirit through stories of hope, hardship, and heroism from the 2004 Indian Ocean tsunami. Watch Tsunami: Race Against Time tonight from 5pm, on National

841K views · 12K reactions | A tsunami has hit Tonga's largest island, Tongatapu, after an underwater volcano in the South Pacific erupted. | CNN | Facebook