If you spot purple paint on your early morning hike, it might be best to turn around and find another route, because you might be trespassing. Many U.S. states abide by the "purple paint law," which ...

Forget a red flag — if you see purple, start running. In nearly two dozen states, a purple marking on a tree or other stationary object out in the wild denotes private property, and depending on where ...

Many people have noticed purple markings on trees in their area, but the significance behind the color has left them scratching their heads. It has nothing to do with a community art project, nor ...

Denver Mayor Mike Johnston painted a purple stripe along Blake Street on Wednesday leading up to the Colorado Rockies home opener. Johnston teamed up with a Denver Department of Transportation and ...