Possible Clues:

• Character inside citadel talking
• Altanta-based airline
• A bunch of flowers
• River-mouth feature
• Mouth feature
• Daedalus started with this sort of wing
• Sounds as if the dealer gave one a hand at the end of the river
• A letter on the wing from the Camargue?
• Triangular land at mouth of river
• Split river mouth system