According to a new study published in the journal Science, the landslide was caused by the collapse of a glacier in Dickson Fjord, a remote part of eastern Greenland, setting off a mega-tsunami ...

That displaced a massive volume of water, so a towering wave traveled across the narrow fjord, which is about 1.5 miles wide. The tsunami waves — some at least as tall as the Statue of Liberty ...

The site is a fjord where an unstable rocky slope could collapse into the water, potentially creating a tsunami affecting the community of Whittier and a variety of Prince William Sound mariners ...