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I wanted to give you multiple examples. Those are stone staircases worn by feet. Over a couple hundred years. Feet may be slightly more abrasive than water but the water had a Lot more time.
And there's also at least some wind erosion in the canyon
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[–] MrPim 0 points 2 points 2 points (+2|-0) ago (edited ago)
Forgive this URL
https://www.bing.com/images/search?q=stone+staircase+worn+by+feet&FORM=HDRSC2&PC=U316
I wanted to give you multiple examples. Those are stone staircases worn by feet. Over a couple hundred years. Feet may be slightly more abrasive than water but the water had a Lot more time.
And there's also at least some wind erosion in the canyon