Related Clues:

• Fine alternative
• Lockup
• 'Fidelio' setting
• Sentence structure?
• The clink
• Con's place
• Corner after 'GO'
• Where ''Don Quixote'' was written
• See 33-Down
• Monopoly square
• Imprison
• "Monopoly" destination
• Corner of a Monopoly board
• Incarcerate
• See 68-Across