From its early days as work-wear for gold-miners and cowboys in the US, denim has transcended its origins, becoming a global fashion item. Mike Williams explores the appeal of a pair of blue jeans and the history of this simple garment. Once a symbol of youth rebellion, it is now common around the world - worn by men and women, old and young. From cowboys to the catwalk, how did denim come to dominate?

(Photo: Blue jeans hanging in a clothing store. Credit: Shutterstock)