Near the glens in the county of Antrim that were used for the Dothraki sea, lies Carncastle (aka Cairncastle). In the HBO series “Game of Thrones”, this castle was used as Winterfel. The mountains above the castle are used in season one, here Ned Stark executed Will.
A mythical place by itself are the “Glens of Antrim” in Northern Ireland. 9 glens strech over an area of 80 miles. Some can be seen in the popular HBO series “Game of Thrones”. In season three, they were used as Dothraki Sea. Other location in Ireland include: Murlough Bay,
The 247 meter long Roman bridge of Córdoba, dating back to the first century BC was used in “Game of Thrones” (S05 2015). It depicted “the Long bridge of Volantis”. It has Islamic (mostly Moorish) archetecture, which prooved usefull for the show.
The abandoned Magheramorne quarry has been used by HBO for “Game of Thrones”. A complete set of Castle Black has been build here as well as “The Wall” and fully realized Hardhome set. Although some interiors were build here, most were recorded in Belfast at “Paint Hall” studios. It is not open for public.