An orange circle painted on a tree in the woods - Mbprojekt_maciej_bledowski/Getty Images It's not unusual to spot markings on trees while walking through wooded areas, but one color, in particular, ...

Whether you’re walking along a city sidewalk or hiking deep in the forest, you might occasionally notice paint marks on tree trunks (or even a metal band once in a while). Those paint marks are codes ...

If you have ever been hiking, there is a good chance that you have run into some sort of paint markings on trees. But while certain colors are often used to guide you along a designated path, paint on ...