The opening of the Ly-EtTEM: Lyon Environmental and tomographic Transmission Electron Microscope (first Cs-corrected environmental instrument installed in France) was held on 25 and 26 november, 2013. the official opening ceremony took place at the CNRS campus in Villeurbanne with the participation of representants of all institutions having financially supported the "CPER" project. On Tuesday 26, an International Workshop on environmental TEM (IWETEM) was organised with scientific contributions form international specialists. Details of these events can be found here