In September 2023, an apocalyptic event took place in the frozen, isolated wilderness of East Greenland's Dickson Fjord. A mountain peak towering over a mile high gave way, sending a catastrophic rock and ice avalanche down into the deep, narrow waters below. The impact triggered a mind-bending, 650-foot mega-tsunami, per the Economic Times . To put that into perspective, the wall of water was high enough to swallow multiple high-rise buildings. While it didn't quite eclipse the legendary 1,720-foot Lituya Bay tsunami that ripped through Alaska in 1958, this Arctic surge was undeniably huge. The driving force behind the disaster was a colossal collapse of roughly 880 million cubic feet of mountain rock and thinning glacial ice, accelerated by warming polar temperatures. But the most bizarre part of the story happened after the initial impact. Instead of losing its energy and fading out into the open ocean, the massive wave became trapped inside the tight, twisting fjord.…