София - map search
Topographic map l35-04 of scale 1:200 000
Russian - Soviet military - 4Mb -
Topographic map k37 of scale 1:1 000 000
Russian - Soviet military - 4Mb -
Topographic map e04 of scale 1:1 000 000
English - US military - 1973 - 13Mb -
Topographic map l35 of scale 1:1 000 000
Russian - Soviet military - 1934 - 7Mb -
Topographic map k32-2 of scale 1:500 000
Russian - Soviet military - 2Mb -
Topographic map k34 of scale 1:1 000 000
Russian - Soviet military - 1938 - 7Mb -
Topographic map nm54-12 of scale 1:250 000
English - US military - 1956 - 3Mb -
Topographic map 30-44 of scale 1:200 000
German - Austrian military - 1912 - 7Mb -
Topographic map l35-2 of scale 1:500 000
Russian - Soviet military - 1980 - 5Mb -
Topographic map j34-12 of scale 1:200 000
Russian - Soviet military - 2Mb -