atmospheric berlin distance forest germany grunewald landscape leaves loneliness moody nature outlook path perspective relax rural scene scene scenics shadow solitude summer sunlight sunshine Tranquil Scene tree trees walk walkway woodland biome deep grove light natural environment Natural landscape nature reserve Northern hardwood forest Old-growth forest winter woody plant a worm's eye view brown Denmark Forest Floor forests green land May nordic Nordic nature north scandinavia scandinavian nature spring white wood woodland scene bark glade kindle leaf logs pile textures horizon panorama birch birches clearing forest glade meadow