Fashion is hard work, and the culmination of each country's endeavours is the annual Fashion Week.

New York, London, Milan and Paris are world-renowned for their unique and endlessly-stylish contributions to the world of fashion - and the numbers associated are pretty impressive.

Did you know, for example, that there are 65 years separating the youngest and the oldest runway models?

For more interesting and intriguing Fashion Week facts, take a look at the infographic below!

Fashion Week Infographic