The Polder is a unique tile improvement of the Dutch civilization in Civilization VI: Rise and Fall. It must be built on Coast or Lake tiles with at least three adjacent flat (non-hill) land tiles. * Effects: * +1 File:Civ6Food.png Food * +1 File:Civ6Food.png Food for every adjacent Polder * +1 File:Civ6Production.png Production * +0.5 File:Housing6.png Housing