Human Life Under the Sea
But there’s something else going on. Mud.What you’re looking at here is the bottom of a mud puddle. It has settled, on its own, after being driven through a day or so ago. It has frozen and thawed a couple times. Look at the patterns! No person or animal has walked through this muck. Whatever is present is a record of physical forces. The mountains and craters below, too.
The cliff line marks where the bottom sediments were washed away when the ice dam holding back the lake broke.
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