Possible Clues:

• Bengal and Fundy, e.g.
• San Francisco and Guantanamo, e.g. (4)
• Serenades the moon?
• San Francisco and Chesapeake, for two
• San Diego and San Francisco
• Shergar and his double found in Dublin and Bantry
• Reportedly, something green on the table — trees
• They're larger than coves
• Some horses?
• Howls like a wolf