terrainSubjectsTrailsMcConnells Mill State ParkSlippery Rock TownshipHell's Hollow Trail photo Browse 23 Pictures of Hell's Hollow Trail Show More event Dates with Hell's Hollow Trail October 20, 2008 map Hell's Hollow Trail Photographed Counties Lawrence County, Pennsylvania Towns Slippery Rock Township (Lawrence County), PA Districts McConnells Mill State Park, PA terrainSubjects Photographed Conditions Fall Foliage Water Reflection Creeks Hell's Run Decayed Fallen Leaves Ecosystems Oak-Hickory Forest Pine Trees Eastern Hemlock Plants Moss Waterfalls Hell's Hollow Falls photoHell's Hollow Trail Picture Data Access October 20, 2008 059; 057; 056; 055; 054; 053; 052; 051; 050; 049; 048; 047; 046; 045; 044; 043; 042; 041; 040; 039; 038; 037;
