American Cruise Line is marketing its fifth season on the Columbia and Snake Rivers in 2015, launching a bonus offer for pax travelling from 28 Mar and on.
A complimentary pre-cruise deal on offer includes a bonus night onboard the Queen of the West.
Bonus shore tours and activities also on offer include a private tour of historic Pittock Mansion, a visit to the Portland Saturday markets and extra entertainment.
The vessel operates eight-day journeys between Portland, Oregon & Clarkston, Washington.