b'LOWER STRETCHSouth of Idaho Falls city center between Lower Dam and Gem State DamLevel:IntermediateLength:1.5 miles Enter: River right Heritage Park walk-in access via border of park and riverPaved parking lot near parkExit:River left Upper Gem Lake Marina at 49th South Boat rampGravel parking lotPicnic tablesFloating docksBeach PancheriBathroom Hazards: River left Lower Dam at entry pointMidriver Sunnyside15bridge concrete pillars belowEnter Heritage Parkentry pointMidriver islands Sunnyside RoadHighlights: River right RyderLower Park fishing pondsDambelow Sunnyside bridge Midriver island15 91nesting boxes49th SouthExit Upper S 35th West Gem Lake Marina65th South'