If and when you visit Tunis, you will go to the Bardo Museum. The buildings themselves are a 13th Century Ottoman (technically, Husseinite) palace which has been a museum since 1888. It contains the world's largest collection of Roman mosaics, but the buildings are wonderful too.
This Mom and daughter were boat friends.
More Bardo photos below -
At the entrance, the usual and omnipresent billboard of the President:
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I especially liked this one because it showed an ordinary Roman-style villa-farmhouse. Out of focus though:
Hunters:
Part of a gigantic floor mosaic:
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A nifty door:
Part of the Bardo palace complex:
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Better photos of the mosaics here.