autumn berlin birch birch tree birch trees countryside environment footpath forest germany grunewald land landscape natural nature outland path perspective scene scenery sight sketch sunlight tall trees view walk way wildwood wood woodland woods animal bush giraffe grass high Kenya Masai Mara Nairobi national park park Africa reserve safari travel tree trip turism vacation wilde atmospheric birches clearing colorful colourful forest glade glade horizon large leaves loneliness meadow moody outlook relax rural scene scenics shadow solitude summer sunshine Tranquil Scene arborescent bad zwesten blue branch branched branches bushes cloudless crown frost frosty light pastel pine sky snow snowy spring sun treetop winter air architecture brick bricks chimney duct emission emissions exhaust pipe industrial industry pollute pollution production red smog smoke smokeshaft blue sky boat castle college Hudson River mast Military Academy mountain New York State river sail sail boat ship stone Storm King Mountain tall ship water West Point clouds color colored colors colour coloured colours dynamic green idyllic leaf park tranquil plant woody plant