Each year a whole host of factors - the global economy, trade policies, mergers and acquisitions and corporate upheaval among them - push and pull at the Global 500 rankings. To help you quickly see how each country is represented on the list, we put the Global 500 on a world map. Now you can see each company's location, revenue and profit at a glance. We also invite you to take a look at how each Global 500 company has moved around in the ranks over the past two decades.