Never before seen images of injured Marilyn Monroe taken on set of River of no Return

Portrait of an icon: Never before seen images of injured Marilyn Monroe taken on set of River of no Return

 Marilyn Monroe

Marilyn Monroe, pictured in Banff, Alberta in 1953, off-duty on location of River of No Return

 Marilyn Monroe

The actress had to take time off shooting the movie after injuring her ankle

 Marilyn Monroe

The images were taken by John Vachon, who had the rare opportunity to capture her over several days

 Marilyn Monroe

The actress looks stylish in cream top and pencil skirt as she poses by the Banff sign in the Canadian Rockies

 Marilyn Monroe

The 100 pictures form part of a coffee table book entitled August 1953: The Lost LOOK Photos

 Marilyn Monroe

Only three of the intimate portraits made it into the original Look magazine article, the rest were hidden away

 Marilyn Monroe

Marilyn shares a moment with her husband-to-be, baseball player Joe DiMaggio, who she was married to for 9 months

 Marilyn Monroe

Vachon captured Marilyn looking vulnerable when she was used to being seen as a blonde bombshell

 Marilyn Monroe

When Marilyn sprained her ankle, she reportedly insisted on a cast and refused to work for a week

Marilyn Monroe

Monroe demonstrates her ability to change expression and moods while posing