Julie Miller (left), park rangers for the U.S. Army Corps of Engineers Pittsburgh District playing the role of a disorderly visitor, picks up empty cans of alcohol during a training scenario that required Andrew Schwab and Tim Hough to respond at Crooked Creek Lake in Ford City, Pennsylvania, June 15, 2021, as part of a five-day Visitor Assistance course. District rangers who complete the course earn their park ranger badge and citation authority to enforce Title 36, which covers rules and regulations on federally owned parks and forests among other properties. (U.S. Army Corps of Engineers Pittsburgh District photo by Michel Sauret)