N.B. Second Life is a virtual world example; Google Earth is a mirror world example. The paper below is about the convergence of mirror worlds and virtual worlds, which together with lifelogging and augmented reality, will create the full 3-D Internet/Metaverse in a decade or so from now!

--- --- ---

Just published - fully formatted version, activation of DOI URI and PubMed/MEDLINE indexing will follow very shortly.

http://www.ij-healthgeographics.com/content/pdf/1476-072X-6-51.pdf

Open Access Editorial

Web GIS in practice V: 3-D interactive and real-time mapping in Second Life

Maged N Kamel Boulos, David Burden

International Journal of Health Geographics 2007, 6:51 (27 November 2007)

doi:10.1186/1476-072X-6-51