Ditigal Elevation Model Rendering

This page has a few Digial Elevation Model (DEM) examples. A DEM is a table of numbers where the rows correspond to latitude, the columns to longitude, and the table number values are the elevation of the Earth at that lat/lon.

First is a 3D shaded view of Mount Shasta, California and vicinity, it was drawn with C++ and Open GL:

Next is a relief image of the entire globe, coded in Java:

Here is a relief excerpt of the surface of Mars, again, coded in Java: