Drawings With Factory Backgrounds - Lost in a Mechanical Wonderland

What sort of images spring to mind when you hear the word "factory"? Perhaps titanic buildings filled with colossal machinery? Or maybe a collection of enormous cogs lumbering within the confines of a steam-filled structure? The inorganic scene created by a bustling factory is truly a sight to behold.

Have any of the industrial areas below set your gears in motion?