Passengers will visit Porto, the medieval Spanish city of Salamanca and stay for two nights in Lisbon, with excursions within the capital, including a tour of the 15th century Jer?nimos Monastery.
The itinerary includes all excursions, on board meals and wine with lunch and dinner and is available from March next year.
For more information call 020-8780 7995 or visit www.vikingrivercruises.co.uk