article_snippet: Meanwhile, The thorough search has emerged that Lubitz knew the area in the Alps where Lubitz crashed the Airbus A-320 because Lubitz used to visit the area to fly gliders.
article_snippet: Dieter Wagner of Montabaur flying club said: 'Andreas has participated in one of Lubitz courses in the Alpes-de-Haute-Provence with my niece, who was a good friend to Lubitz.
article_snippet: Lubitz was passionate about the Alps and even obsessed.
article_snippet: I'm sure Lubitz knew the area of the crash well because Lubitz had flown in a glider.'
article_snippet: Ernst Muller, also a member of Dieter Wagner of Montabaur flying club added: 'I am certain that Andreas has participated at least once or two internships with us in Sisteron (Alpes-de-Haute-Provence)'.