sentences:  However, once the story has introduced Lund, it switches focus to Edmond Boysen, and much of the plot then unfolds against the backdrop of Nazi Germany, when the giant Zeppelin airships dominated the skies and their crew members enjoyed an almost celebrity-like lifestyle.Here the author spends a great deal of time describing the technical aspects of the airship, while its final journey and ultimate demise is told in intricate detail.Birger Lund eventually catches up with Boysen towards the end of the story, and the two have a lengthy discussion as to why the disaster may have happened.