Rock Cairns (U.S. National Park Service)
Por um escritor misterioso
Descrição
Cairn - Wikipedia
Should You Knock Over Cairns or Leave Them? Even the National Park Service Can't Agree. - Backpacker
The cairns of Acadia: Objects of wonder, subjects of vandals
Please don't stack rocks on your next hike. Here's why. - Lonely Planet
Rock Cairns (U.S. National Park Service)
See a rock cairn? Push it over, Yosemite National Park says - The Manual
Leave No Trace Means Don't Build The Cairn - Why You Shouldn't Build Rock Cairns in Parks — Know The Place Magazine
Rock balancing - Wikipedia
What's with all those stacks of stones in the woods?
Speaking of Idaho - Rick Just
Stop the rock-stacking — High Country News – Know the West
Should you push over these stacks of rocks? Here's what NPS says you should do
What Are Cairns? And Why Should You Leave Them Alone?
Rock Cairns (U.S. National Park Service)
de
por adulto (o preço varia de acordo com o tamanho do grupo)