Booked cruise on the Danube in January - specifying two couples traveling together. Booking receipt notes we were "traveling with..." Called about airlines tickets in April ("will have in May", called again in May ("will have in June") Called in June ("will have in July), called in JUly - they emailed details. With just a month left before trip discovered that Viking had booked the couples on different airlines, at different departure times. Called - got "sorry, but it will cost $600 to rebook..." it will... read full review »