Related Clues:

• Detain in a safe place
• ... fortress to take a look over
• Look over fortification
• Hold a strong position
• Observe - reserve - preserve
• Keep of medieval castle
• Dungeon
• Hold - part of castle
• Main tower of a medieval castle
• Lock down
• Part of KISS
• "___ on truckin"'
• Spanish gentleman with John we hear in castle tower
• "___ up the good work!"
• Main tower of a castle