** FILE ** An unidentified worker looks after some of the 20,000 preserved ancient Islamic manuscripts that rest in air-conditioned rooms at the Ahmed Baba Institute in Timbuktu, Mali, in 2004. (AP Photo/Ben Curtis)

Photo by: Ben Curtis

** FILE ** An unidentified worker looks after some of the 20,000 preserved ancient Islamic manuscripts that rest in air-conditioned rooms at the Ahmed Baba Institute in Timbuktu, Mali, in 2004. (AP Photo/Ben Curtis)