The Annecy lake festival is a real institution which was first celebrated in 1860 when Savoie was annexed to France. Preparing and installing this 1 ½ hour pyrotechnical show admired by more than 150000 people every year represents a colossal amount of work which is rarely put out into the light. Here is an exclusive visit behind the scene of one of the biggest firework displays in Europe, with the expert Jean-Eric Ougier and the “Fetes & feux” and “Parente” firework teams.