Mega Ts On Demand

If Your Lucky enough to have Comcast Digital Cable, go to On Demand, news and world, discovery channel, and the erupting earth. Then select The Science OF Tsunamis. It gets into Mega-Tsunamis in the midddle, though.

Mega Tsunami Vids

To get a brief lesson on mega Tsunamis, watch this video.
if you got about 45 mins. to kill, watch these in parts. Part One:awww, man, the other parts won't upload. If you really want to see them, got to Youtube and type, "Mega Tsunami: A Wave of Destruction" And if your lucky enough to see it, theres a documentary on it on Discovery Channel.

How they are caused

Now, most normal tsunamis only rise about ten meters, and are caused by earthquakes. A Mega-Tsunami can rise up to hundreds of meters and are caused by massive land slides. (see post # 2)