Interference is an International Light Art Project, the first one realized in the north african region. It included workshops, lectures and a 4 day light art festival in the Medina of Tunis, curated by Bettina Pelz and Aymen Gharbi.
Further informations: http://intunis.net
The Medina of Tunis is a world heritage site and there are living about 100.000 inhabitants in there.
Zero was shown at Dar Lasram a former living house which is now used by an international NGO.
Zero is a reminder of Arab Culture, whose of one of the many achievements is the number 0. 0 is the link between the positive and negative world of numbers, describes the nothing and is an extremely important number in mathematics.