A blue dragon snuck into the temple of the Eye of the All Father! Harshnag charged at it and told the party to flee and they eagerly did.
They flew the cloud castle to Citael Felbarr, where the party was welcomed with open arms once they explained that they had slain giants. They had an audience with King Morinn and Queen Tithmel and got their blessing to approach Ironslag - the forge-mountain controlled by Duke Zalto, the fire giant representative in King Hekaton's court - along with advice and supplies.
After arriving at Ironslag, the party was stopped by two enormous adamantine doors, which they couldn't find any way to open. Fortunately, there was a staircase climbing along the cliff side...