what is the biggest tsunami wave ever recorded
World's Tallest Tsunami A tsunami with a record run-up height of 1720 feet occurred in in Lituya Bay, Alaska. A third boat was in Lituya Bay at the time of the Tsunami. It was anchored near the mouth of the bay and was sunk by the big wave.he force of the wave removed all trees and vegetation from elevations as high as 1720 feet (524 meters) above sea level. Millions of trees were uprooted and swept away by the wave. This is the highest wave that has ever been known.