Those glorious Golden Arches. The Happy Meal. The Big Mac. McDonald's is one of the most recognizable brands in the world, serving up fast food in more than 100 countries around the globe. Loved for its deep-fried goodness and loathed for its cheap, fatty fare, McDonald's has become more than just a chain restaurant: It's a bonafide cultural icon the world over. But it will take more than a little McNugget know-how to pass the Ultimate McDonald's Quiz!