View from the aeroplane window during an Air Berlin flight over Switzerland, on the approach to Zurich Kloten airport, with another aircraft flying beneath the German passenger plane.
The red and white airberlin logo graces the tip of the wing.
Visibility is good, with very light cloud in the sky; allowing us to see the shapes and contours of the brown and green ground below; in relatively sharp focus.
If you're really interested, you could even find this exact location on Google Earth by tracing the roads and settlements.
Some people find this more exciting than train spotting. Others may be surprised that there are no snow-covered mountains in the scene.