Historic building hosting the 'Institut industriel du Nord (IDN)' - <a href="https://en.wikipedia.org/wiki/%C3%89cole_centrale_de_Lille" class="extiw" title="en:École centrale de Lille">École centrale de Lille</a>
<a href="//commons.wikimedia.org/wiki/User:Momotaz" title="User:Momotaz">Momotaz</a>
CC BY 3.0
<span class="int-own-work" lang="en">Own work</span>