d0553e13_ations___Assassin_s_Creed_Wiki__Description
[Artefact] Chalice [Hint 1] An Artefact is located in a Church. [Hint 2] The Church is next to a Library. [Hint 3] The Church is located to the South of the Cistern Artefact. [Reward] Wallpaper - "Smartphone" [Description] 
This old goblet fascinates me; I have the feeling that I have already heard of it.
Assassin's Creed: Revelations - Path to Revelations - Assassin's Creed Wiki
Description