Lord Varys is executed for treason by dragonfire after trying to support Jon Snow's claim to the throne.
After her forces easily breach the city and the Lannister army surrenders by ringing the bells, Daenerys Targaryen makes the shock decision to raze the city and its civilians anyway.
The long-awaited duel between Sandor "The Hound" and Gregor "The Mountain" Clegane concludes with both brothers falling to their deaths in the flames.