upper falls, old man's cave, hocking hills state park, ohio in winter

39aph39 amazing america autumn background beautiful bridge calmness canal cascade cave clear cliff colours creek fall falls flow flowing forest gorge green greenery hill hills hocking horizontal lagoon landscape man midwest moss natural nature ohio old outdoor paradise park peaceful pond pool rapid refreshing river rock scenery scenic serenity smooth spring state stone stream trail tranquil tree upper vibrant view water watercourse waterfall waterway wetland wilderness winter woodland