porto - map search
Topographic map se32-04 of scale 1:250 000
English - US Joint operational - 1968 - 2Mb -
Topographic map k00 of scale 1:1 000 000
English - US military - 1982 - 4Mb -
Topographic map xd22-2 of scale 1:500 000
Russian - Soviet military - 4Mb -