[Click to enlarge slightly]
French air-force jet fighters often fly low over Gamone and head towards the horizon at the far end of the valley, in the direction of the Vercors plateau, the Alps and finally Italy. Such fighter pilots would do well to resist the temptation to swoop down, for fun, through those low-floating fluffy clouds at the end of the valley. This is the scene on a less cloudy day:
I guess they have gadgets enabling them to avoid crashing into concealed cliff faces.