(CNN) A Bosnian nongovernmental agency is urging Pokemon Go users to be aware of their surroundings, for a good reason -- land mines. Distracted users are roaming into areas dotted with the unexploded ordnances (left over from the 1990s conflict in that region) while trying to catch the virtual reality monsters, Posavina bez mina said on its Facebook page. "We received information that there are cases where users of the Pokemon Go app in Bosnia are entering into mined forests and risky areas in order to find Pokemon," it said this week. "We ask all citizens to respect all signs warning them about mines and to not enter areas unfamiliar to them."Free app allows users to capture fictional monstersIn Bosnia, players are at risk of wandering into mine fields, group says
Since its launch, incidents of distracted _ players have been reported worldwide, including some who have fallen off cliffs.