lets c daggers at the telescop which at the very top of the castle.
after that u need to find the 3 potions to help cid, u get them from Cinna, the item shop girl and the third is in the studio in the thatre district.
after this you'll need to return to cid, then u get a boat by goind down the lift to teh gate, take teh one to teh harbour and now u can sail anywhere u like - to continue the story head for black mage village.
i know u posted this in january but i thought i'd help in case u were still stuck