Please don't stack rocks on your next hike. Here's why. - Lonely Planet
The 12 Greatest Places for Rock Climbing in the USA
Curious what peoples stance is on stacking rocks at obstacles? : r/4x4
Knock down rock stacks, and restore natural beauty. Please, stop stacking rocks. Take only photos, and leave only footprints, not your ugly rock stacking foolishness. : r/CampingandHiking
Please don't stack rocks on your next hike. Here's why. - Lonely Planet
Rock stacking: why you shouldn't participate - Simply By Joy
Please don't stack rocks on your next hike. Here's why. - Lonely Planet
Should you push over these stacks of rocks? Here's what NPS says you should do
Knock down rock stacks, and restore natural beauty. Please, stop stacking rocks. Take only photos, and leave only footprints, not your ugly rock stacking foolishness. : r/CampingandHiking