Go to central London, anywhere within a three-mile radius of Buckingham Palace, and the face of Queen Elizabeth II is on everything. Mugs, tea towels, fridge magnets, keyrings, biscuit tins… Few will ever see the Queen in real life, but she is still unavoidable. On the cobbles of the Place des Palais, outside the Royal Palace of Brussels, the same could be said of Belgium’s royalty. The only catch is that it wasn’t the country’s reigning head of state, King Philippe, whose presence was everywhere, but rather Eddy Merckx’s. The face of the five-time Tour de France winner was plastered all over bus stops and inside shop windows, while his name stood out in capital letters across the peaks of the freely distributed yellow caps that adorned every other fan’s…