Check out this video on YouTube 8,000 feet up in the mountains. The narrator says people were astonished to see them at the top.
http://www.youtube.com/watch?v=dBdx1...e_gdata_player
It's not a modern Vespa. Nor is this:
http://www.youtube.com/watch?v=pQfHG...e_gdata_player
Vespas with gears are cool and capable.