to visit TVWeb and check out the video that also includes an interview with executive producer Frank Doelger. You can also read on for a more detailed breakdown of the scene in question, although be warned that spoilers may lie within.
While we only get a tiny glimpse of the production in the above video, another report offers many more details about the scene, and how it fits in with the overall story of Game of Thrones Season 3
Without giving too much away, the scene is part of Brienne's mission to escort Jaime back to his family at King's Landing for Lady Catelyn Stark. She believes the Lannister family - who include the mother of the young King Joffrey - hold her two daughters captive and hopes to get them back in exchange for Jaime.
Brienne is far from your standard knight - firstly, she is a woman - but she has emerged as one of the most interesting characters since being introduced in Season 2.
The production team film for around 12 hours each day, which amounts to around roughly four minutes of footage."
Game of Thrones Season 3 debuts sometime next spring on HBO.