Building of the Atomic Era Production Cost 600 File:Civ6Production.png Faith Cost File:Civ6Faith.png Gold Cost File:Civ6Gold.png Maintenance 2 File:Civ6Gold.png Technology Image:Advanced Flight (Civ6).png Advanced Flight District Image:Aerodrome (Civ6).png Aerodrome Required infrastructure Effect +50% combat experience for air units trained in this city. +2 air unit slots in Aerodrome district. +3 File:Civ6Production.png Production