Searched for https://www.facebook.com/unesco/photos/a.10150253911838390/10157553565688390/?type=3&_fb_noscript=1 
Note: This calendar view maps the number of captures of https://www.facebook.com/unesco/photos/a.10150253911838390/10157553565688390/?type=3&_fb_noscript=1, not how many times the site was actually updated.
Look Up URL in general Internet Archive web collection.