Shauna and Toby Barnett enjoy paddling the Buffalo River and, during stops along the way, like to stack river stones. During a recent trip the couple managed to build a stone "cairn" nearly 5 feet ...

HOUSTON – You’ve probably seen them at parks across Texas and the United States, and probably the world: rock cairns. They’re the stacks of stones people place, often in waterways or on trails. In ...

Stones: We’ve built pyramids and castles with them and painstakingly cleared them out of farm fields, using them to build low walls for fencing. We marvel at the rocks in the Grand Canyon, Arches and ...

Have you ever been at a beach or national park and discovered rocks of various sizes stacked together in no particular pattern? I noticed several while hiking in Vancouver last fall near the river and ...

A billion years in the making, the stones of northern Arizona paint the natural landscape with an abundance of color, shape and texture -- drawing millions of admirers each year to the renowned ...