https://twitter.com/WiCnet/status/660843763833548800 Magheramorne Quarry in Northern Ireland is a regular hive of activity for Game of Thrones filming, with the Wall constructed in it's vast expanses, but this image shows an entirely new location. A commenter on WinterIsComing.net seems to be spot on with the prediction of the Neck. They suggest these dilapidated buildings could be part of Greywater Watch, which could mean we finally get to meet Howland Reed, and as book readers will know, he could have MAJOR importance in confirming one enormous theory.