Nahuixtelotzin came up with this idea: The Mines of Potosi.
The mines were first a place where the Bolivian indians worked as slaves to dig silver for the Spaniards. Now they work as free men on their claims but still as slaves of capitalism - in terrible conditions.
Use it to raise production in a city, and with one or two unhappy faces.
Mines of Potosi 2016-10-05
Mines of Potosi