Related Clues:

• Old Spanish kingdom
• Catherine of ___
• Spanish region
• Whence Catherine
• Spanish province
• Region of Spain
• Neighbor of Catalonia
• Part of Isabella I's realm
• Barcelona's region
• Catherine of --
• Where Zaragoza is
• Catherine of __
• Zaragoza is its capital
• One of Ferdinand II's kingdoms
• Whence Henry's Catherine