I have read the explanations for this phenomenon, but can't think of the name or what the cause is, just that it happens. The totem is/was the marker to find your way back to camp. The dunes have shifted and now you can't even see it from the beach.
""The world is full of obvious things which nobody by any chance ever observes…""
— Arthur Conan Doyle
“The Hound of the Baskervilles”
""Mathematics...