Image History in Google Earth/Maps

By James Fee | Published: October 11, 2006

Google EarthWhat happens to the imagery when Google (or Microsoft for that matter) updates their image database? Does Google allow people to access this data or does it disappear off into the digital wastebasket?

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2 Comments

  1. Barry Hunter
    Posted October 11, 2006 at 3:29 pm | Permalink

    You can still access many previous releases of the map tiles in Google Maps if you know the parameters. Or see this site for a demo:

    http://www.econym.demon.co.uk/googlemaps/examples/compare.htm?lat=44.559&lng=-123.2834&zoom=16&one=s10&two=s11

    if that link isgets broken, then this might be better: http://www.econym.demon.co.uk/googlemaps/examples/compare.htm

    This site handles all the conversions for you :)

  2. tom
    Posted September 7, 2007 at 10:33 am | Permalink

    Why is it that the green areas of google earth is blurry and you cant make out any detail????

2 Trackbacks

  1. By Ogle Earth on October 11, 2006 at 3:26 pm

    Google Earth, Indian accountability tool?…

    Details are hard to come by reliably, but it would seem that the Andhra Pradesh state government is being rocked by a scandal concerning the acquisition of land for the building of a ring road around Hyderabad. A crucial piece……

  2. By Ogle Earth on November 12, 2006 at 6:23 pm

    Short news: VE3D blogs; see old Google Maps tiles; porta-domes…

    Now that Microsoft has a virtual globe out, it’s time to watch the Virtual Earth niche blogs more closely. Here’s my list. Am I missing any?Via Virtual Earth Blog: The semi-official blog of the Virtual Earth programmers’ community. Chandu Thota’s…..

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