December 26, 2004. What began as an undersea earthquake in the Indian Ocean ended as the most deadly tsunami in recorded history, with nearly 240,000 lives lost. Original video source: https://oceantoday.noaa.gov/indianoceantsunami/ Ocean Today is an interactive exhibit that plays short videos on ocean related themes. Visitors can select from 150+ videos on topics ranging from deep-‐sea exploration, marine species, and restoration projects to hurricanes, oceans and human health, and climate science and research. These videos are a free resource and are available on our website at https://oceantoday.noaa.gov.