The Seven-Pointed Star. Credit: HBO. And for most of the show's run, it was also in the Red Keep's throne room: The throne room in King's Landing's Red Keep. Credit: HBO.

Painting a seven-pointed star was challenging to get just right, Neuroth said. But then, years later, she came across a collector who happened to show her a naturally-created, seven-pointed star ...

Alicent's little family-tree circle shows the House Hightower sigil (a tower and flame, representing Oldtown) and the Seven-Pointed Star of the Faith of the Seven behind it.