A spate of hip new hotels, bars and boutiques means the Flanders city is stealing a march on its more famous neighbours, Antwerp and BrusselsIt is Friday evening in Mechelen, and De Gouden Vis - The Goldfish - is packed to the gills. The bar is often like this, and no wonder: it's one of the best boozers I've discovered in Belgium, a nation not starved of superb places to drink. From its faded art-nouveau frontage to the tumbledown riverside terrace, the place radiates a raffish, beery charm, at...