flowing forest Great Falls house Potomac reflection river secluded solitude splashing tranquil trees Virginia water waterfall woods Abitibi autumn bridge canada fall lake landscape leaves nature Québec sunny wood abstract drop drops foam jet power rock rocks saavem texture troubled turbulence turbulent bench park cloud clouds gaze grass path pond road shore sky walk yellow brook burn cascade damp dark highland moss mossy rapids smooth stream torrent wet conifer entrance evergreen falls fierce gorge mountain natural opening peak range Rockies rocky tree alga blur clean creek dead fast green leaf light steep stone swift twigs wall wild