ancient beech branch England english Fagus garden Great Britain old park tree trunk winter abstract background bare bark black brown colors colours dry gnarled gray grey grooves layers lines mottled peeling rough shadows shapes sunlight surface texture textured textures tree trunk atmospheric berlin forest germany grunewald landscape leaves light moody nature power of nature relax rural scene scene scenery scenics shadow solitude summer Tranquil Scene trees trunks stringy driftwood plant rock Soil wood african bush eat elephant eye graze skin tusk