City Kit is a great city generation system from the Gorilla. There is a making of video on vimeo HERE. Gives you the quick run down, looks powerful and useful. In the words of the Gorilla City Kit “builds realistic looking cities in Cinema 4D with a click of a button. Customize your city kit with your own buildings, settings and sizes.” It also comes with lighting rigs for day and night! Check it out HERE to get all the details and purchase.