Official sourceBreakneck FallsPortersville, PAComparesteep boulder scrambleends at base of fallsSlippery Rock Creek GorgeHeight not publishedFee/permit not published
Official sourceHells Hollow FallsPortersville, PACompareshort easy hikeNational Natural Landmark (Slippery Rock Creek Gorge)lime kiln nearbyHeight not publishedFee/permit not published
Official sourceKildoo FallsPortersville, PACompareeasier section of a longer loopnear historic covered bridge and gristmillHeight not publishedFee/permit not published