If you’ve spent any time on trails, particularly on rocky mountain tops or in desert-like environments, you’ve likely come across a cairn.
Cairns are officially-created rock piles that mark a trail. They are often used in areas where there is little vegetation to attach traditional trail markers or paint blazes.
In the Adirondacks, cairns are found most often at higher elevations above tree line. They are extremely important for helping hikers navigate trails and to protect sensitive alpine vegetation by guiding hikers to the most durable surfaces. [Read more…] about Conservation Minute: Caring About Cairns