Champions of Letherna
The Champions of Letherna is a campaign that takes place in a Classical order in an unclassical situation. The heroes will accomplish a great many heroic deeds, and quest across a great many places, from the ancient city of Stony Cross, to the Citadel of Letherna and the Court of the Raven Queen. They will battle in the craggy peaks near the Shadowfell Keep, and the dire swamps of the Barghest, they may even encounter the primordial and evil Shadow Giants in the ruins of their empire.
After that, take a look at your wiki. There is some more helpful info there.