Warning signs were placed around Mission Trails Regional Park on Wednesday after several people reported seeing a mountain lion in the area, according to the city of San Diego. Specifically, a mountain lion was spotted near the Suycott Valley Trail. WATCH HERE WATCH HERE⚠️ The City of San Diego and Mission Trails Regional Park are reviewing a possible mountain lion encounter near Suycott Valley Trail. (Point Loma Nazarene University / Department of Biology) (Point Loma Nazarene University / Department of Biology)"This is a big open space. "This is its playground and hunting ground," said Mission Trails Park Ranger Monica Demetry.