Amenities are city services that improve various aspects of your city. Placing these give bonuses (e.g. education) or reduce penalties (e.g. pollution). Each amenity has a construction cost and a maintenance cost. Costs are influenced by Density, land slope, inflation, and deconstruction of existing structures.
Parks
Small Park
The small park gives a small area bonus to nature and land value. Increasing nature decreases pollution.
Small Park
Big Park
The big park gives a larger area bonus to nature and land value. Increasing nature decreases pollution.
Big Park