Alberto Angela goes to Pompei to discover a construction site from two thousand years ago, which was buried under the ash of the eruption of Vesuvius in 79 AD. and recently brought to light by the excavations of the archaeological park in Regio IX. Also in the studio was an exceptional guest: the director of the Archaeological Park Gabriel Zuchtriegel. From the past to the future, a mirage that is now becoming a reality: the anti-cancer vaccine, based on the same technology as the "mRna" vaccines used against Covid, illustrating for which types of tumors it is being tested and what the hopes are for the future. We then move to where the most promising Olympic athletes train, discovering the technical innovations underlying the training of champions such as Marcell Jacobs, Gian Marco Tamberi, Simona Quadarella.