Braavos
From Asoiaf
Braavos is one of the Nine Free Cities.
Ser Willem Darry fled to Braavos from Dragonstone with Viserys III Targaryen and Daenerys Targaryen.
Ser Willem Darry lived with Viserys and Daenerys Targaryen in a house in Braavos. Ser Willem fell ill and after a long time in sickbed died. The servants stole all the money and left Viserys and Daenerys to their own devices. After being put out of their house in Braavos Viserys and Daenerys Targaryen moved to Myr.