A remote Alaskan fjord was rocked by a 500-meter megatsunami—an unseen giant triggered by a mountain collapsing into the sea.
That’s what happened back on August 10 this year, when a massive landslide occurred in Tracy Arm – a fjord about 130 ...
It was a very early morning in August when an entire mountainside in Alaska’s Tracy Arm fjord detached and slid into the deep ocean water beneath it.