The Alcázar of Seville is a royal palace in Seville, Spain, originally a Moorish fort. It is the oldest royal palace still in use in Europe. The Almohades were the first to build a palace, which was called Al-Muwarak, on the site of the modern day Alcázar
León province (Castilla y León) - the castle Templar of Ponferrada is located in the city of Ponferrada, region of El Bierzo , León Province , Castile and Leon , Spain is situated on a hill at the confluence of the rivers Boeza and Sil .
Blue Mosque or The Sultan Ahmed Mosque is an historic mosque in Istanbul. The mosque is popularly known as the Blue Mosque for the blue tiles adorning the walls of its interior. It was built during the rule of Ahmed I.