A quick guide to Olympic budgets
With the Olympic Games only weeks away, London is making the final preparations to host the biggest sporting event in the world.
The Games generate billions of dollars and are the main source of money for the International Olympic Committee, IOC.
But how much does it cost to stage the Olympics nowadays? How has this cost changed through time and where does the money come from?
Video produced by Thomas Hannen and Jose Miguel Pinochet.