animals cabin Camp camping carry climb craggy donkey equipment extreme hard haul hike hiker hills Himalayas Incredible India mountains Pack Horse Pack Mule path route rugged tent tough Trek work active activities apology broken communicating communication inconvenient information informing limitations limited limits message not-working out-of-order safety sign sorry to-be-fixed unfortunate unusable unworkable useless warning wording aging appearance bright colored colorful coloring colors coloured colourful colouring colours display displayed disused historic machinery machines old outdoor outdoors paint painted Preserved restored road-roller roadwork surface surfaces yellow chains crane gears heavy heavy-duty lifting marshalling-yard mobility motion move moving power rails railway railway-yard repair repair-work repairs restoration restoration-yard strength trains buiders building-site control controlled distinctive handle industrial inlet marked measure measured meter pipe piped pipes sandy supplied supply tap temporary valve volume water water-mains water-supply 16mm acetate education educational entertaining entertainment feed films gauge length light long metal movies perforated perforation plastic plastics projection projectionist projector reels screen screening showing Sizes spools standard width wind winding