Topographic Map of Efate Island (Vanuatu)
Own work.
Data sources :

Background map : NASA Shuttle Radar Topography Mission (SRTM3 v.2) (public domain)Softwares used :

NASA datas edited with 3DEM from Visualization Software LLC
Vectorized with Inkscape
The Gimp ;
Creation Map Tutorial (in french) from Sting (thanks to him)Others :

UTM map projection
WGS84 geodetic system
Переход Артур