I would guess that the lake beds fill with some water, the top of that water freezes into vast sheets, and a minor breeze multiplied by tens of thousands of square feet of ice area can easily move a rock. Besides, those trails look like they were dragged through wet dirt.
Look me over I'm the Cap'mYou say it's such a jokeBut I don't see you laughingPeople seem to think you can't be called the Cap'mUnless you drive a boatWell, I don'tI don't
You cannot post new topics in this forum You cannot reply to topics in this forum You cannot edit your posts in this forum You cannot delete your posts in this forum You cannot vote in polls in this forum