architecture architure berlin climate protection decorative ecology germany green green roof greening natural nature overgrow overgrown plant plants roof roof greening summer sunlight wildflowers bolt broken dilapidated felt garage garden hut leaky locked mossy old padlock planks ramshackle rundown shed shut storage store timber weeds wooden classic creeper facade facade greening green facade grunewald ivy leaf leaves rural spring bird calm canal England english Great Britain nest nesting peaceful placid quiet reflection river Salix secluded Sussex swan tranquil tree water willow abandoned Cornish cornwall desuetude distorted disused gnarled heap mosses pile quarry rocks spoil stone stunted trees twisted villa