The biggest tsunami ever recorded was so huge, you can still see its impact from space

Water furiously lashing the top of the Empire State Building might sound like the stuff of dystopian sci-fi blockbusters but, in reality, it’s not beyond the realms of possibility. Because, you see, our oceans have already spawned waves that were taller than some of the world’s great landmarks. Indeed, the largest tsunami on record, which pounded s...