The WP5 Visualization Summit was organized by IMATI in Genova with the main purpose of the implementaion of the visualization solutions for the workflows of the IQmulus project.  The following main 2 component were discussed: Fat and Thin client for visualization. The actual status of the developed applications were presented by Frank Michel during the morning. In the afternoon sessions we had discussion about the visualization requirement of each showcase (LS1-2-3, MS1-2, US1-2) and a side meeting for WP7 also carried out between IGN and Regione Liguria.