Why LEP and Why at CERN?.- The Difficult Decision of LEP#x2019;s Size and Energy.- The Approval, or How To Persuade Governments.- The Tunnelling Adventure.- The Environment #x2013; People and Nature.- LEP #x2013; The Technical Challenge.- The LEP Experiments #x2013; Institutions in Themselves.- What Have We Learned from LEP? #x2013; Physics Results.- Creating New Technologies.- Unloved but Necessary #x2013; Management and Finances.- How To Invite the Pope? #x2013; VIP Visits.- CERN #x2013; Bringing Nations Together.- The Complicated Transition from LEP to the LHC.- The Dramatic Last Period of LEP.