Our Douro cruise was very good. the Douro river is quite scenic but we only cruised two days up river and two days back to Porto. The remainder of the cruise is spent on busses visiting places sometimes up to two hours each way. Every day the bus excursions were long and tedious.
This was our third Viking cruise and you could not book with a better company. The entire crew are outstanding. Yet we will never take another river cruise for the following reasons.
1River cruises are very expensive for obvious reasons.