Europe's second mission to Mars has begun its journey from its birthplace in Cannes to its planned arrival at Mars on October 19. Since December 17 we've been able to watch every step of its journey, thanks to a stream of tweets from Albert Haldemann. He is overseeing the spacecraft's assembly, integration, and verification, and flew back and forth from Baikonur for the three trips required to transport ExoMars and all its equipment. Tweeting from Baikonur was technical operations officer Remy van Haarlem. I've Storified their tweets here, but include a few highlights below.