Originally Posted by
Blip
Are you saying that the transition altitude is below the highest terrain in that country? I'd be amazed if it was.
The authorities then choose a transition layer (transition altitude/transition level) that is well above the highest terrain in that country/area of authority so that QNH is used when required.
Oh and to finish my point, by definition, a climb to a Flight Level must be safe from terrain.
You need to fly in Europe more! FL are regularly below MSA.