Each park differs on how cairns are used but moving them can mislead visitors who are hiking on the trails. If you're going to a national park soon and are planning on hiking, here's what you need ...

Should you leave cairns alone or destroy them? Now, as it turns out, even the National Park Service doesn't have an easy answer. Last week, staff at Yosemite National Park brought the debate over ...

"The rock cairns at national parks like El Malpais, Hawai'i Volcanoes, and Acadia are carefully maintained by park staff to keep hikers like you on the correct path," it states. "The cairns at ...

Many American schoolchildren grow up learning that Yellowstone was the world’s first national park. But across the globe in ...

Cairns are rock formations in which rocks are stacked on top of one another. Yosemite National Park made a controversial media post in July by asking visitors to knock them down to combat the anti ...

YOSEMITE NATIONAL PARK, Calif. - Attention, Yosemite visitors! If you see a giant pile of rocks stacked on top of one another - also called cairns - anywhere in the park, go on and knock them down.

A support worker told two young girls to run when they came across a man allegedly exposing himself, wearing nothing but a ...

Rock cairns, “human-made stacks, mounds or piles of rocks,” are considered vandalism since they disrupt the natural landscape, a National Park Service release says.