So, we don't get snow drifts where we live in California. But we do get fluff drifts.
Fluff drifts are created in a way not unlike their name fluff DRIFT. In that the fluff drifts from our very fluffy selves to some location of general collection, usually driven by the whims of the breezes until it forms fluff drifts, as you can see in the aforementioned photos.
