Finally, some answers on the Ironborn! We've done the work, now let's connect the dots - on the Seastone Chair, the First Men who became Ironborn, the origins of Pyke and House Greyjoy, even the identity of Grey King's Mermaid wife and leal elder brother! AND a theory about the origins of House Casterly! Whew!

Disaster Hunters playlist: https://youtube.com/playlist?list=PLEHvft-cyPmBTyeKzxuuBl2EmMW1QPgp8