Cumru Township Police are on the lookout for those they're calling reckless drivers.
Police say they've got numerous complaints of people driving ATV's and dirt bikes recklessly on the Thun Trail.
They say the vehicles are traveling at very high speeds while passing extremely close to walkers and bicyclists.
They say other than emergency vehicles, motorized vehicles are prohibited on the Thun Trail.
Police say directed patrols will be deployed to these areas and violators will be prosecuted to the fullest extent.