Searched for http://www.unesco.org/new/en/unesco/events/all-events/?tx_browser_pi1%5BshowUid%5D=41426&cHash=e0f446265b
Note: This calendar view maps the number of captures of http://www.unesco.org/new/en/unesco/events/all-events/?tx_browser_pi1%5BshowUid%5D=41426&cHash=e0f446265b, not how many times the site was actually updated.
Look Up URL in general Internet Archive web collection.