Ubisoft is giving away Assassin's Creed Unity for free now through April 25 at 3 AM local time. You can download it for PC via Uplay. In Assassin's Creed Unity, you can see the Notre Dame and city of Paris. On Monday evening, a fire engulfed the Notre Dame Cathedral in Paris. Ubisoft hopes that this game will provide a unique opportunity for those who have never been to Paris to experience the Notre Dame.