Cruise LineUniworld Boutique River Cruise Collection
ShipRiver Duchess
Nights7
DepartsWed, Dec 16th 2026
ReturnsWed, Dec 23rd 2026
Departing PortCologne
Ports of CallCologne (2 Days), Koblenz, Cruising the romantic Rhine, Rudesheim, Mainz, Heidelberg, Kehl, Basel (2 Days)
Inside Cabin
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Outside
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Balcony
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Suite
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Itinerary
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Day
Port
Arrive
Depart
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Day 1
Port Cologne, Germany
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Day 2
Port Cologne, Germany
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Day 3
Port Koblenz, Germany
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Day 3
Port Cruising the romantic Rhine, Germany
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Day 4
Port Rudesheim, Germany
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Day 4
Port Mainz, Germany
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Day 5
Port Heidelberg, Germany
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Day 6
Port Kehl, Germany
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Day 7
Port Basel, Switzerland
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Day 8
Port Basel, Switzerland
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Additional Sailings
Ship Details
Decks
Select any deck plan to see more details. Once clicked, hover over the image to zoom.- Palace Restaurant
- Reception
- Blue Danube Lounge
- Captain's Lounge and Library
- Bar
- French Balcony Staterooms
- Suites
- Deluxe Staterooms
- Patio Lounge
- Fitness Center
- 24-Hour Coffee and Tea Station
- Serenity River Spa
Ship Categories
Dining
Entertainment
Health & Fitness
Prices are per person, double occupancy, cruise only and on select sailings. Prices shown are for stateroom categories as noted and are shown in US Dollars. Pricing listed includes taxes and fees. Airfare is not included. Prices and itineraries are based on availability and are subject to change without notice.