Searched for https://ich.unesco.org/fr/projets/revitalisation-des-arts-du-spectacle-costumes-traditionnaux-00094 
Note: This calendar view maps the number of captures of https://ich.unesco.org/fr/projets/revitalisation-des-arts-du-spectacle-costumes-traditionnaux-00094, not how many times the site was actually updated.
Look Up URL in general Internet Archive web collection.