so, I would like to take credit for this one but someone prob shared this before, if not, enjoy... it is a key tool in my navigation planning set..
Mountain Passes of Southern Africa
https://maps.google.com/maps/ms?ie=UTF8&hl=en&msa=0&msid=108193118204554057745.0004807d093e6a3c9698b&t=h&z=5