31/10/2014 - France / Bretagne / Rennes - Piero San Giorgio, auteur de livres sur le survivalisme, et chef de file des survivalistes dans le monde francophone.Matthieu Zellweger / HAYTHAM PICTURES..He is ready - .31/10/2014 - France / Brittany / Rennes - Piero San Giorgio writes books on survivalism and is considered the leader of the French-speaking survivalists. - .Matthieu Zellweger / HAYTHAM PICTURES