We have been told this is a sugar factory. All along the Nile sugar cane is grown. In case you wonder how sugar can possibly be white... There is a joke. Well, all the black is burned away.
Your pictures may turn out grainy!
One of the things you will notice about Isna is that there are much fewer advancements in this town. The town is dominated by horse driven carriages, and by mules carrying grain. Here is a photo of a local farmer still utilizing the mule to pull his crop through Isna.