_Fortified Base_
Fortified Base– Tech: Flight. Requires an already constructed Fort.
– Has a small Airport and can hold up to two Air Units.
– Allows docking for naval units. Can garrison an additional land unit.
– +50% Defense Strength, +1XP and +10 Heal per turn for stationed units.
– Yield: +1 Production, Culture and Science. Maintaintence Cost: 5 Gold per Turn.
– The AI is also capable of building this Improvement.

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Sapiens Mods (Core Mod required, Windows only):Sapiens, Civilization Pack, City-State Wonders, Ranked Commanders, Trade Route Scaling,
Video Games, Apotheosis, Indigenous Settlements, Volcanoes, Canals, Public Transport, Drakkar,
Named Ethnic Units, Strategic Base, Camouflage, Scouts Teleport to Capital, Temple of Aphrodite,
Megalopolis, Pompeii, Museum of Anthropology, Shandan Horse Farm, 36 Major Civilizations,
Aquatic Resources, Prospecting Projects, Antikythera Mechanism, Checkpoint Tech, Furious Turns.