Did you know that the Lavoisier d'Auchel school district used to host the large offices of the Marles mining company? Built more than a century ago, open the doors of this emblematic place for generations of Auchellois and relive the different eras that marked it. From its Art Deco construction in 1919, to mining and mining in our time. A visit with two voices, in the company of the tourist office and the company Harmonika Zug.