Tsunamis are large, powerful waves caused by the displacement of water in an ocean or large lake. They are sometimes referred ...

More Articles About Tsunamis: 4. Lituya Bay, Alaska // 490 Feet. ... The landslide remains the largest on record, and the 820-foot tsunami that followed is the third-largest in history.

Some of the world’s largest earthquakes and tsunamis have originated from the Cascadia Subduction Zone, a 1,127-kilometer (700-mile) stretch that runs from northern California up to British ...