article_snippet.sent: Osuna and Granada, Spain .
article_snippet.sent: The sun sets on the beautiful town of Essaouira, in Morroco, which Game of Thrones fans may recognise as Astapor .
article_snippet.sent: The fortified city of Ait-Benhaddou provided the setting for the fictional city of Yunkai, which featured in the show's third season .
article_snippet.sent: Two locations were used in the North African country, Essaouira and Ait-Benhaddou, both of which are Unesco World Heritage Sites.
article_snippet.sent: Ait-Benhaddou, a fortified mud-brick fortress city, is better known by Game of Thrones fans as Yunkai, while the stunning walled town of Essaouira transformed into Astapor, which played a vital role in the series three finale episode.