 "Primary filming for these scenes, which encompass both the Frostfangs and the Fist of the First Men, occurred at the Svínafellsjökull calving glacier in Skaftafell, Iceland, followed by shooting near Smyrlabjörg and Vík í Mýrdal on Höfðabrekkuheiði.Benioff said, "We always knew we wanted something shatteringly beautiful and barren and brutal for this part of Jon's journey, because he's in the true North now.It's all real.