Imagine being in 3 different places in Westeros at the same time? Yes, Cairncastle in the town of Ballygalley was used as the site for the 1) The Neck, on the road to Moat Cailin 2) North of Winterfell and 3) Road near Harrenhal .
LOCATION: Cairncastle, Larne BT40 2RN
SCENE: Season 5 Episode 3 “High Sparrow”
Sansa, in the Company of Lord Petyr Baelish leaves Vale and arrives to Moat Cailin. In this location, Littlefinger tells Sansa that he has agreed to have her wed to the ‘horrific, Ramsay Bolton