Builder, ignore what the net said, having an Italian wife for 50 years and an Italian qualification |I can assure you that it should be pronounced Strom bo li(lee)
I think we're in agreement here, Danny.
I was just trying to make the point that the stress is on the first syllable rather than the American way with the second syllable stressed.
Anyway, I watched (again) recently, my beloved Ingrid Bergman in her first film with Rossellini (Stromboli).