Team OID's routable OSM map of Spain
OSM maps of the Czech Republic focusing on Error detection
Rodrigo Moya's basic OSM map of Finland
Detailed routable OSM map of Israel by Lambertus
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.