Assembling the photos for the Google/University of Minnesota collaboration wasn't easy, as many of the sites are exceptionally difficult to access, even by Antarctica standards. They required University of Minnesota researchers to use a special lightweight tripod camera that could withstand harsh weather conditions, and they had to travel by various means, such as snowmobile and U.S. Air Force LC-130 Hercules aircraft.

The researchers helped Google pinpoint locations that are now more accurately reflected on Google Maps.

in Network World's Data Center section.