On 12/26/04 a series of tidal waves killed thousands and devastated communities around the Indian Ocean. With around 100 tsunamis striking the world's coastlines each decade, Nova investigates what made the recent event so powerful and catastrophic.

"On the morning of December 26, 2004, on the southern coast of Sri Lanka, Sonali Deraniyagala lost her parents, her husband, and her two young sons in the tsunami she miraculously survived. In this brave and searingly frank memoir, she describes those first horrifying moments and her long journey since. She has written an engrossing, unsentimental, beautifully poised account: as she struggles through the first months following the tragedy, furiously...

In the aftermath of the 2004 Indian Ocean tsunami, and amid the stunning natural beauty of India's Andaman and Nicobar islands, an elderly British teacher struggles to run a small primary school despite the loss of many of the islands' children to the recent tragedy. Ignoring the overwhelming grief that washes over the islands, he continues to teach his few remaining students until a government official delivers a relocation order to all residents,...