This is a very good topo-20m contour lines- covering from the Southern Guatemala border to the Southern most tip of South America-and the Falklands from 60�S, 100�W to 15�N, 20�W.
SRTM based topographic maps.
Features:
The transparent set of maps consists of 20m contour lines derived from SRTM-satellite data and is compatible to nearly all other vector map products employing the img-format.
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