Yosemite Falls Pours Giant Slurpee

Amazing video shows Yosemite Falls and Yosemite Creek filled with bizarre ice floes

Every spring, something bizarre happens to the water in Yosemite National Park. The water pouring off the falls and flowing through the creeks turns into "frazil ice"—a weird, slush-like substance that's neither pure snow, water, or ice. Even stranger, it behaves and flows like lava, clogging river bends, demolishing bridges, and even grabbing a spectator or two who mistake a slower flow for solid snow.

Yosemite Nature Notes (an amazing in-house video podcast series) captured this once-a-year event on video. It's long, but well worth it:

Anybody else getting thirsty? I have an intense urge for an Icee in my favorite flavor—plain!

via Adventure Life