It might have a population of 30,000+, but that doesn't mean there won't still be livestock walking through the streets of Djenné. An interesting town to be sure. You can see the effects of modernization slowly unwinding.
There are a lot of traditional practices going on, but at the same time, the density gives way to some slight modernization. Even so, the buildings are nearly all made of mudbricks, retaining Sudanese-style architecture. Poor waste management, like elsewhere in Mali, remains an unsolved problem.