Walking on top of the ancient walls from the "Torre Piezometrica" (at the Physics Department) down to the Leaning Tower (at Torre Santa Maria) - Outreach activity for Pisa citizens and tourists: Galileo will perform the experiment that Galileo never did (i.e. dropping stuff from the Leaning Tower) - Guided visit to Piazza dei Miracoli and the Ancient Cemetery, especially the (just restored) fresco Triumph of Death