Where specifically do tsunamis happen?

Tsunamis occur most often in the Pacific Ocean and Indonesia because the Pacific Rim bordering the Ocean has a large number of active submarine earthquake zones. read more

The most famous Atlantic tsunami is the 1755 Lisbon tsunami that was generated by an earthquake on a fault offshore Portugal. The most noteworthy North America local tsunami is the 1929 M=7.2 Grand Banks earthquake near Newfoundland, Canada. read more

A tsunami is an incredibly large wave that is caused by underwater volcanic activity or by earthquakes that occur along fault zones underwater. These can cause water levels to rise rapidly and can be incredibly deadly. Tsunamis also do a vast amount of lasting damage to the property and economies of a region. read more

Tsunamis occur as a result of seismic activity (earthquakes) at tectonic plate boundaries, specifically ocean trenches or mid-ocean ridges. Here, earthquakes and volcanic eruptions under the water will cause the displacement of massive amounts of water and hence a tsunami. read more