In Civ 4 is the Dutch Dike building the only building that adds production to non-river water tiles?

In Civ 4 is the Dutch Dike building the only building that adds production to non-river water tiles? - High Angle Photography of a Heavy Machinery on Water

I'm looking for what would be the equivalent of Civ 2's offshore platform building, but it just looks like it's only the Dutch unique building of the dike which adds production to all water tiles. This seems strange to me since it seems like it would make the Dutch really overpowered in the late game






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In Civ 4 is the Dutch Dike building the only building that adds production to non-river water tiles? - Industrial factories of city near river
In Civ 4 is the Dutch Dike building the only building that adds production to non-river water tiles? - Rice fields near small settlement
In Civ 4 is the Dutch Dike building the only building that adds production to non-river water tiles? - Green and Brown Metal Tank





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