Movies Filmed at Kingdom of Heaven Set
Ouarzazate, MoroccoVery large set constructed for the film Kingdom of Heaven that remains standing for other productions.
Game of Thrones
Astapor Plaza & Gate
Daenerys trades one of her dragons for all the Unsullied in the city, and then orders those soldier's to kill their former masters in episode 3x04 “And Now His Watch Is Ended”.
Source: Winter Is Coming