angles appearances architectural architecture box-like buildings business-district city city-scapes city-views color colour contemporary contrast contrasting elements exterior external glass heights high high-rise light linear lines modern office-buildings perspectives rectangles rectangular skyscrapers views walls wealth windows appearance beams black breaking-through bright cloud clouds concepts dark darkening dramatic dusk evening foreboding glory lighting moody natural nature radiant radiating rays shining shining-through signs skies sky spreading sun sunlight threatening wild winter wintry background brown caps cream cut dry edible fawn field-mushrooms fleshy folded folds food fresh fungi Gills large mushroom mushrooms quality quantity raw shape smooth soft stalk stem surface surfaces texture textures underside variations vegetable vegetables wrinkled barbs blades colored colors coloured colours evergreen foliage garden garden-plant green greenery hardy hooked hooks leaves plant resilient shade shadows sharp striped stripes sunshine variation variety vegetation veined veins