for me the Limsa (Clue: Construction and Docks which made me think of Moraby dry docks) and Gridania (Clue: Chocobos which made me think of bentbranch meadows ) ones where easy the Ul'dah (Clue: Kings) one was a little vague to me but I kinda knew where it was as my FC friend was talking about that in the chat a few days prior
