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

Footage shows a man calmly filming on a beach as the first waves of the 2004 Indian Ocean tsunami begin to roll in. At the time, few people recognized the danger, mistaking the rapidly advancing water for an unusual but harmless event. Moments later, entire coastlines were erased. The tsunami would go on to ki!! hundreds of thousands, making this footage one of the most haunting examples of how quickly misunderstanding can turn into mass disaster. ➡️ Follow @thescaryfact for moments recorded sec

Unbelievable footage of nature’s fury! Watch giant waves and terrifying water disasters unfold before your eyes. 🌊⚡ #naturaldisasters #tsunami #bigwaves #OceanPower #extremeweather | Refined Realms