They were searching for “1700” — a 9-magnitude temblor that year that shook the land, caused large swaths of the coast to sink down several feet and triggered a tsunami. To find evidence of ...

And there was the catastrophic mega-tsunami of 1700, originating from a magnitude ... entire sections of the Pacific coastline dropped by as much as 5 feet. In the Pacific Northwest, Native ...

The highest reliably recorded tsunami occurred in 1958 in Alaska when a massive landslide fell into Lituya Bay. The resulting wave that crashed into the other side of the bay was 1,700 feet high.