There are 500 metre high Megatsunami? O_O Sure, sure, don't worry about it, but being told that the tsunamis in The Abyss could be real? Good lord that is shoc

There are 500 metre high Megatsunami? O_O Sure, sure, don't worry about it, but being told that the tsunamis in The Abyss could be real? Good lord that is shocking to me. Some of the effects of a wave like that can be read here: https://en.wikipedia.org/wiki/1958_Lituya_Bay_earthquake_and_megatsunami https://en.wikipedia.org/wiki/1958_Lituya_Bay_earthquake_and... "Over 30 million cubic meters of rock fell from a height of several hundred meters into the bay, creating the megatsunami."