GTA SA: Architectural Espionage Architectural Espionage is a mission in Grand Theft Auto: San Andreas given to protagonist Carl Johnson by Wu Zi Mu as part of plans to pull off a heist of Caligula's Casino from the Four Dragons Casino in Las Venturas. Carl finds Woozie in a storage room in Woozie's casino. The two discuss the plans to rob Caligula's main vault, where the money is held. The first step in the preparations to rob Caligula's main vault is to photograph blueprints of the building's l