Building of the Ancient Era Production Cost 80 File:Civ6Production.png Faith Cost File:Civ6Faith.png Gold Cost File:Civ6Gold.png Maintenance 1 File:Civ6Gold.png Technology Image:Writing (Civ6).png Writing District Image:Campus (Civ6).png Campus Required infrastructure Effect +2 File:Civ6Science.png Science +1 File:Citizen6.png Citizen slot +1 Image:Scientist6.png Great Scientist point per turn. The Library is a basic scientific building of the Ancient Era in Civilization VI. It is built in the Campus district.