OpenStreetMap
"UAV could map archeological sites in a fraction of the time currently required"
Vum mapryan matgedeelt de(n) 8. August 2012 op English.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
Diskussioun
Bemierkung vum Pink Duck de(n) 8. August 2012 um 13:56 Auer
Presuming the cost is less than that of purchasing satellite imagery.
Bemierkung vum mapryan de(n) 8. August 2012 um 20:48 Auer
True
Bemierkung vum CloCkWeRX de(n) 14. Juli 2013 um 08:36 Auer
https://www.youtube.com/watch?v=n1E_CPxR3LA is probably quite interesting for you