This was The Figaro takes you behind the scenes of ordinary or exception. With its 750.000 passengers per day, the gare du Nord in Paris is Europe's largest. Behind its grand facade of stone, built in the Nineteenth century circulate every day, some 2,100 trains.

The heat wave that has transformed the canopy in tropical greenhouse is placed and the flow of commuters has subsided. In this July morning, the gare du Nord breathe finally. Yet, at the heart of the summer, she comes to know one of these episodes that bring alive the nerves of travellers and railway workers: the lightning hit the electrical installations at Gennevilliers and near Épinay Villetaneuse. Two suburban lines, the RER, and even the Eurostar have been interrupted. Thousands of passengers have had to wait several hours to be able to go. Some are stuck in Paris...

scenarios that trigger immediately the plans with red centres.