Searched for https://fr.unesco.org/creative-cities/events/les-journees-open-streets-reinventent-lespace-public-au-cap 
Note: This calendar view maps the number of captures of https://fr.unesco.org/creative-cities/events/les-journees-open-streets-reinventent-lespace-public-au-cap, not how many times the site was actually updated.
Look Up URL in general Internet Archive web collection.