Puerto Villarroel - map search
Topographic map xe20-1 of scale 1:500 000
Russian - Soviet military - 5Mb -
Topographic map p26 of scale 1:1 000 000
English - US military - 1981 - 9Mb -
Topographic map p26-b of scale 1:500 000
English - US military - 1993 - 12Mb -