Impressionism is little known from the angle of the fascination exerted on its painters by the industrial revolution and its effects. Monet's trains, Caillebotte bridges, Guillaumin factories, Pissarro ports are the expression of artists in touch with their time, despite the violent hostility of supporters of academicism.

Fabrice Roy lets us follow them on the roads, in stations and offices, on docks and barges, on a promenade bathed in light and steam ...