A tsunami looks like a wave, or in the case of a big tsunami, a wall of water. It can range from a few inches to over one hundred feet tall, and travel almost 500 miles an hour depending on the water depth!
A tsunami (plural: tsunamis or tsunami; from , lit. harbour wave;
English pronunciation: or )
, also known as a seismic sea wave or as a tidal wave, is a series of waves in a body of water caused by the...