Ballintoy Harbour as Pyke Harbour
Theon Greyjoy arrives at Pyke and tries to find a way to the castle.
“The Night Lands” Filming Locations
Game of Thrones episode “The Night Lands” was filmed in Ballintoy & Antrim in the United Kingdom.
Murlough Bay as Beach below Pyke Castle
Theon rides to his father's castle and gets all creepy with the girl he realize is his sister.
Source: Causeway Coast and Glens Tourism (archived)
Ballintoy Beach as Dragonstone Landing
Ser Davos and his son convince Salladhor Saan to contribute his ships to the invasion of King's Landing.
Higgins Estate as Camp on the Kingsroad
The group traveling north stops for a rest where Arya interacts with the three caged men for the first time.
Source: Causeway Coast and Glens Tourism (archived)