Computerteddy's standard OSM map of Malawi
OSM Error Edition mapset of the Maldives by Cloudmade
Standard OSM map of Nigeria by Computerteddy
OSM map focused on MTB and hiking of Macedonia
Very nice and completely routable maps based on OSM data by Lambertus
This is a collection of nice topographic maps from Afghanistan. They feature roads, rivers, settlements, POIs and contour lines. They also provide english transliteration of the names.