http://archnet.org/library/images/thumbnails.jsp?location_id=8801
Butabu - Adobe Architecture of West Africa: In 1999 and 2000, James Morris spent time in West Africa photographing mud architecture in Niger, Mali, Nigeria, Togo, Benin, Ghana and Burkina Faso. These 60 photographs represent a small sample of his beautiful work.
Mud Mosques of Mali - 2070 images