Sporting a design that draws heavily on the opulent splendor of the 18th-century Habsburg court (in keeping with its namesake), the S.S. Maria Theresa sails European waterways with a near-imperial level of luxury, complete with butler service, ultra-fine dining, and an expensive price tag to match.
| Cruise Line | Uniworld River Cruise Lines |
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| Size | Mid-Size |
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| Passenger/Crew Ratio | n/a |
| Passenger/Space Ratio | n/a |