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This Common Stone-Stacking Activity Becomes Prohibited And Dangerous In A National Park
So when you spot a pile of rocks by the side of a trail, you're probably curious why somebody made it. These formations are ...
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If you see these, push them over, Yosemite National Park says
Well, officials with Yosemite National Park strongly advise that you do. Rock cairns are man-made piles of rock stacked on top of each other. According to park rangers, Leave No Trace ethics ...