architecture architure berlin climate protection decorative ecology germany green green roof greening natural nature overgrow overgrown plant plants roof roof greening summer sunlight wildflowers atmospheric building buildings classic cottage decoration estate facade gable home house houses mansion natural environment Natural landscape nature reserve nikolassee property real estate representation representative roofs rural tree trees vegetation villa zehlendorf astrodomes church clouds copper dome historic landmark old sky statues background layers material protection reed stem straw texture thatch Thatched angles appearances architectural bush bush-park cover covered covering freestanding fun gazebo grass grassed kiosk open park park-pavilion pavilion public relaxation roofing rotunda shade shadows shelter sunshine top autumn fall leaf leafs moss Nyberg season tile tiles brick chimney crooked farm house farmhouse flue funnel inclined nature roof old chimney over the top red ridge roof ridge rural work smoke smoke pipe smoke stack smokestack work armory army bricks defend defense festung fortress hidden long building. long roof modlin parks tower walls war animals birds pigeon pigeons