The additions come as the line reports an increase in demand for river cruises following the easing of Covid-19 restrictions in the UK.
The new portfolio includes an eight day Castles & Vineyards of the Rhine & Moselle itinerary, sailing from Basel to Frankfurt, calling at Koblenz, Bernkastel, Cochem, Rudesheim, Rastatt and Breisach. Prices start from £2,695pp departing 26 April 2023.
A 12-day Gems of the Danube sailing, including a Ljubljana and Zagreb extension, comes in at £3,595pp, departing 22 April 2023.
Guests can also join a local guide for a hike through the vineyards that cover the slopes of the Rhine River in Rudesheim on the 15-day Jewels of Europe itinerary.
Travellers booking before 16 May will be eligible for guaranteed savings of £1,500 per couple on all 2023 departures, and will receive complimentary private door-to-door chauffeur-driven transfers.