UrbanSimulation.com
http://www.urbansimulation.com
Community and portal for VR urban simulations, geo simulation, GIS, and 3D visualization industry.
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Virlink
http://www.virlink.com/
This site provides an overview of virtual reality, current VR applications, and several VR potential applications.
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Virtual Terrain Project
http://www.vterrain.org/
Aims to foster the creation of tools for easily constructing any part of the real world in interactive 3D.
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