appearance bed bedding bunk bunk-bed carriages coaches Compartment confined dark display displayed heritage historical history light luggage luggage-rack mobility passengers power rails railway railway-yard reclining sleeper sleeping sleeping-compartment train trains transport transportation travel window Du-tone India metal passenger rail tranport warm cube high school locker locker room lockers school security square storage storage device architecture box experiment future lab module object sea rig shuttle space space lab spaceship store the future tube tunnel underwater cot cottage crib deckhouse home hovel hut lodge log log cabin log house quarters room shack shanty shed shelter snowshoes winter Camp chalet