The season-long tension between Sansa and Arya Stark reached a boiling point, only to take a sharp turn.
For the first time in 8,000 years, the Army of the Dead has entered the Seven Kingdoms. Game of Thrones Season 7 - Episode 7
Jon is not a Ned Stark’s bastard, but the legitimate son of Rhaegar Targaryen and Lyanna Stark. The season-long tension between Sansa and Arya Stark
Using magical blue flames, Viserion melted a massive section of the Wall. Game of Thrones Season 7 - Episode 7
His true name is Aegon, making him the rightful heir to the Iron Throne.