Flicker is Addictive

Interesting photo of a fractal irrigation ditch from Afghanistan: here.

There's the usual dirt ditches, as idyllically seen here... if you look closely they follow a nice fractal pattern. Makes sense, so often in nature resource distribution goes fractal.

More sets that are right up my ally:

http://www.flickr.com/photos/arenamontanus/sets/72157603524192835/