Things to remember before we go to the seventh season of Game of Thrones:

1. There are barrels of wildfire all over King's Landing. Cersei only ignited those under the Sept of Baelor.
2. Euron is buiding a thousand ships.
3. There is a prophecy introduced in season 5 about Cersei getting choked to death by a valonquar (little brother).
4. Dragons can be killed.
5. There are mines of dragonglass beneath Dragonstone.
6. Dragonstone was once the stronghold of Stannis Baratheon. Ser Davos Seaworth was his right hand.
7. As of now, the White Walkers still can't pass The Wall because of the magic conjured within it by the Children of the Forest.
8. Ice dragons exist in The World of Ice and Fire and they are generally larger than fire dragons.
9. Tyrion once managed the plumbing system of Casterly Rock.
10. Nymeria, Arya's direwolf, is still alive.
11. Gendry is still rowing.
12. Ned is already dead.
13. Cleganebowl hype will never die.
14. Winter has come.