The Neptune Fountain is one of the many Colonial Age decorations and can be build after researching Maritime Shipping. When the Neptune Fountain is polished, its output of happiness is doubled for 12 hours.
+47 per tile.
Your decoration can be polished to double the happiness provided to +376 for 12 hours.
- The efficiency is calculated by the happiness it provides divided by the number of squares the building takes up in size.
- Premium Decorations.