Бол.бургали - map search
Topographic map e09-a of scale 1:500 000
English - US military - 1983 - 13Mb -
Topographic map c07-d of scale 1:500 000
English - US military - 1993 - 16Mb -
Topographic map n52-16 of scale 1:200 000
Russian - Soviet military - 2Mb -