african broad-mouthed collagen creases endangered flat-mouthed folds gray grazer grey heavy herbivore herbivorous hide horns keratin large lattice structured mammal megafauna odd-toed ungulate perissodactyl placid powerful rhino rhinoceros skin snout southern white rhinoceros square-lipped rhinoceros strong thick threatened tough white rhinoceros wide-lipped rhinoceros angles architectural-elements background botanical botany bricks brickwork colors colours evergreens foliage garden grass grassed green greenery height high leaves light open ornamental palms peaceful plants spiky strength sturdy surface surfaced surfaces surfacing texture textured textures thin tranquil trees variations varied variety vegetation wall walled walls descending hanging overhanging shrubbery shrubs above arch arched architectural architecture Australia cover covered dark decorative dirty dusty elements entrance exterior external historic history lamp lampshade old outside patterned patterns perspective perspectives shade shaded shadows shelter stone stonework structure structures sunlight sunshine support view views workmanship appearance base black builders’-mesh building concrete-work concreting construction edged edging form forming formwork foundation foundational groundwork level leveled leveling levelled levelling mesh plastic pour poured pouring preparation prepared preparing rough sheeting smooth smoothing solid solidify spread spreading tools work working Australian barracks coat-of-arms Colonial date dated dating discoloration discoloured distinctive heritage limestone military protection protective shape shapes style traditional urban weathered weathering windows abstract abundant aggregate chips color colour decoration filler filling gardening gravel landscaping milky-quartz outdoors path paths pathways pebbles quartz rocks secure shaped size Sizes stones terrain arches beams bricked colonnade columns darkened open-sided pathway pavement paving pedestrian people pillars posts roof roofing security shadow walking walkway caves cliff coastal coastal-landforms coastline cracks crannies formations grained grainy holes hollows landscape layers levels outcrop rocky seashore seaside sedimentary-rock sharp shore sky uneven