Tsunamis are often triggered by volcanic eruptions, earthquakes, landslides, or meteorites—and the waves can spread out thousands of miles. | National Geographic

‘Unseen footage’ of the horrific tsunami that ended 220,000 lives shows the moment of impact before massive damage😱😰…Check comments for details👇🏻 | Daily Stories

This is a real tsunami footage from the past – a powerful reminder of nature’s force. A tsunami is a series of powerful ocean waves caused primarily by undersea earthquakes, volcanic eruptions, or underwater landslides. When the ocean floor suddenly shifts, it displaces a large volume of water, generating waves that travel at high speeds across the ocean. As these waves approach shallow coastal areas, they increase in height and can cause devastating flooding, destruction, and loss of life. Tsun