Airport Webcams on Twitter: "LIVE: Heads-up UK spotters: NASA's @SOFIAtelescope (Boeing 747SP N747NA) has just departed Cologne/Bonn & will cross Southern UK counties twice this evening. Track as #NASA747 : https://t.co/1Qfkv2e1ll @flightradar24
Lufthansa-Odyssee: Video einer Maschine im Tiefflug über Flughafen Köln-Bonn - FOCUS Online