Java3D DEM Viewer [jdemview]
Java3D DEM Viewer provides 3d visualization of USGS Digital Elevation Models (DEM). There is support for stereo visualization. The software is written in Java and Java3D.
Benthic Terrain Modeler [BTM]
The Benthic Terrain Modeler (BTM) functions as an interactive toolbar within ArcMap, and relies on a methodology to analyze benthic terrain from input multibeam bathymetry in ESRI's GRID (raster) ...
The David Rumsey Map Viewer [David_Rumsey_Maps]
The David Rumsey GIS Viewer allows on-line visitors a unique
opportunity to easily interact with, integrate, and visualize
these historic maps along with the modern geospatial data from
NASA, USGS, ...