The barrels which are to be used in the latest escape plan are hidden in the cellar of Café René. René has to give the painting of the 'Fallen Madonna' to Colonel von Strohm. The painting then falls into the hands of General von Klinkerhoffen. The General decides to have his photograph taken at the café so that it can be published in the newspaper. He asks to see the wine cellar. When he finds two large wine barrels, he orders them to be taken to his château. The airmen are hiding inside the barrels. (thetvdb.com)