https://www.digitalurban.org/blog/2009/02/19/urban-surveys-unmanned-helicopters/ Data, Cities, IoT, Writing, Music and Making Things Fri, 20 Feb 2009 19:04:00 +0000 hourly 1 https://www.digitalurban.org/blog/2009/02/19/urban-surveys-unmanned-helicopters/#comment-3138 Fri, 20 Feb 2009 19:04:00 +0000 http://digitalurban.net/?p=1453#comment-3138 if 25k € is too much for you take a look at blimp photography. here is a nice selection:
http://aerialproducts.com/aerial-photography-systems/balloon-aerial-photography-systems.html

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