Onyx: Kings of the Grail (2019)
Premiere 22 Mar 2019 | 85 min | Documentary History
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Egypt, 11th century. When a famine ravages the country, the prosperous Andalusian kingdom of Denia comes to the aid of the sultan, who, in gratitude, gives Denia the most sought-after and coveted object in all of Christendom.
