5.5K views · 1.2K reactions | Mega-floods aren’t mythology, they’re measured. The Bonneville Flood hit ~40 million cubic feet per second. The Missoula floods? Up to 400–800 million cubic feet per second. Water volumes so massive they carved canyons, moved boulders like pebbles, and reshaped whole regions in days. These weren’t rivers. They were planet-altering forces. | The Randall Carlson | Facebook