It was one of the most devastating natural disasters of the new millennium, and when the South Asian seas finally calmed, the scene of destruction sent ripples of sympathy across the planet. With homes demolished and lives thrown into chaos and ruin, the brave citizens did their best to assess the damage as international relief efforts poured in from every corner of the globe. Now take a look back at this and other natural disasters as ABC News explores the origins of the tsunami and documents the global effort to assist the citizens of South Asia in rebuilding their lives. ~ Jason Buchanan, Rovi