This is fairly rough synthetic terrain that has many small lakes. It has been divided into four cells and has five levels of detail. Here is a reduced version of its colormap
and normal map
The map also has a water mask.
The map is available here as a zip file [75,408,512 bytes]. It will be available on the CSIL Macs with the path /data/test-map3. Please do not add this map to your repository, since it is over 100Mb when expanded.
Updated map with skirt fix and fog specification
Posted link to map zip file.
Posted original map description.