A German tourist captured harrowing footage of the 2004 Indian Ocean tsunami in Khao Lak, Thailand — one of the strongest tsunamis in recorded history. At around 9:30 a.m. on December 26, a powerful offshore earthquake triggered massive waves that surged across coastal communities with little warning. The video shows water advancing rapidly inland, sweeping away structures, vehicles, and anyone unable to reach higher ground. Across 14 countries, it’s estimated the disaster claimed approximately