Possible Clues:

• Michener book subtitled ''Spanish Travels and Reflections''
• Spain and Portugal together
• Albeniz piano masterpiece
• Spain's national flag-carrying airline
• It includes a bit of France
• Region north of Morocco
• One man mistaken for Messiah briefly crossing eastern part of Europe
• Airline to Spain
• Disease cut by exactly 50 per cent in one area, part of Europe
• West European peninsula