If you think your job has its downsides, then the people in these images may just help to put things in perspective. They have jobs that will make yours look like a dream.Some insist, against all odds, that they adore their chosen professions - the British man whose job is to taste dog and cat food for Marks & Spencer, for example. Others couldn't possibly say the same, like the workers who toil in sewage tunnels, or the farmers who operate mechanical cows for the purposes of ejaculating bulls.Then there are the snaps that defy explanation - take the uniformed employee from an unknown country who appears to be holding a shooting board for target practice aloft above his head. Here, MailOnline Travel has rounded up some of the grimmest, bizarre and thankless professions on the planet.
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