OpenStreetMap
"UAV could map archeological sites in a fraction of the time currently required"
8 August 2012 کوں English وچ mapryan دی طرفوں پوسٹ کیتا ڳیا.One of these could be really useful for all those areas with no or poor satellite imagery coverage http://www.gizmag.com/suave-archeological-aerial-mapping/23626/?utm_source=Gizmag+Subscribers&utm_campaign=7f35e162ad-UA-2235360-4&utm_medium=email
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8 August 2012تے 13:56دے بارے Pink Duck دی رائے
Presuming the cost is less than that of purchasing satellite imagery.
8 August 2012تے 20:48دے بارے mapryan دی رائے
True
14 July 2013تے 08:36دے بارے CloCkWeRX دی رائے
https://www.youtube.com/watch?v=n1E_CPxR3LA is probably quite interesting for you