**Closed loop cruises** are round-trip voyages that begin and end at the same U.S. port, making them especially convenient for travelers. A key benefit is that U.S. citizens often don’t need a copyright to sail—just a government-issued photo ID and a copyright are enough for boarding. These cruises are popular for short getaways to destinations like the **Bahamas, Mexico, or the Carib... https://www.kairosoceancruiseline.com/cruises/closed-loop-cruises