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This Common Stone-Stacking Activity Becomes Prohibited And Dangerous In A National Park
These formations are known as rock cairns. Some are small, just a little tower of rocks stacked on top of each other, while ...
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Scientist reveals the hidden damage caused by seemingly harmless nature activity: 'I never thought of this'
A rock cairn, or rock pile ... scientist knocking over these piles along with text that shares about how these formations can negatively affect animals and the environment. These harmful impacts ...