animal-care animal-welfare animals appalling-conditions appearance barred bars cages care concrete confined construction damaged decay deteriorated deterioration dilapidated disused early example exhibit exterior external historical history inadequate inappropriate inferior-facilities open outdated overcrowded past Remains reminder restricted restrictions secure security set-aside shadows stones stonework structure sunlight sunshine unacceptable welfare zoo AM-broadcast-band AM-radio amplitude-modulation (AM) antique broadcast broadcasting circuitry communicating communication complex connections console-tube-radio deteriorating dirty floor-standing frequencies frequency-range high-frequency (HF) information informative inside long-wave (LW) longwave medium-frequency (MF) medium-wave (MW) multiband-radio neglected parts radio radio-bands radio-frequencies radio-waves range-of-frequencies short-wave (SW) tubes valves vintage waveband wavelength weathered wireless wiring blue island lake lake superior pier piles stakes stumps summer water wood abandoned abandoned workplace grey industrial interior out of use rusted shelf shelves urban decay white caterpillar grader outdoors rusty technique bricks chimney fire smoke smokestack tall architecture buildings church new zealand places of worship religion building dairy haunted