Going skiing in the Alps this winter? Make sure to bring snow chains if you’re travelling by car and, equally important, know how to fit them to your tyres to avoid an accidental end to your holiday. In several European countries, including Austria, Germany and Italy, it’s mandatory to fit snow chains once you see a blue sign showing a tyre covered in chains. Driving without snow chains in these areas is subject to fines, according to Germany’s Auto Club Europe (ACE). The blue signs are only put up if the weather conditions require it, meaning you’ll mostly see them when driving in mountainous…