User blog comment:Master Sima Yi/Assassinews 14-07-'14 – Two new Assassin's Creed: Unity trailers/@comment-3046679-20140714185641/@comment-4055238-20140714215443

I think I saw that one too. It was just a quick glimpse. Also, based on another interview (no link available), there are at least 12 different entrances to Notre Dame.