FS2004 Scenery--Sri Lanka - SRTM Terrain, v3. This Sri Lankan terrain was designed using the latest SRTM voids interpolations software to produce a nice and plain terrain mesh. Covers the whole of Sri Lanka - you can use this add-on on top of existing LOD 9 designed SRTM for the same area to achieve a perfect Sri Lankan terrain coverage. Public Domain. By Raimondo Taburet.