The 12th colloquium of the AIEMA will be held in Venice, from the 11th to the 15th of September 2012, invited by the Rector of the Ca’Foscari University Prof. Carlo Carraro and through the initiative of Professor Giordana Trovabene. Theme : The main theme of the colloquium will be centered on parietal mosaics, from their origins to the VIIIth century A.D. Other than grottos and nymphae, we will be looking at ornamental basins in a domestic context, thermal basins (private and public), ceilings and vaults in the contexts of residencies, monuments, places of worship, funerary contexts, etc. A second theme will be directed towards new discoveries and unpublished documents, concerning all mosaic types (wall and floor). Languages : The following languages will be accepted : Italian, German, English, Spanish, French.