Possible Clues:

• Turns up nice street and finds contents of half of 22 across in money belt
• Western union locale?
• Be sorry about pungent gas that covers much of the continent
• One coin, possibly a quarter, found in money belt
• Single currency area
• Continental currency area
• Regret returning down under, sole region sharing its bread
• Be sorry over bluish gas that all but covers continent
• Ancient city zoo compound in east-north-east continental area
• Monetary union involving 19 countries