2020-2021 RIVER CRUISE AND AIR SAVINGS: Offer valid on bookings made from Apr 1-30, 2020. Special cruise fares plus FREE air valid on available 2020-2021 departures of Grand European Tour, European Sojourn, Waterways of the Tsars. Airfares vary on other gateways & departures. Air does not have to be purchased to get cruise/tour offer. 2-for-1 deposit ($250 per person) valid on 2020-2021 river itineraries; call for details. All prices are in US dollars and for US residents only. Additional restrictions may apply. Book by Apr 30, 2020. 2020: Pay in full by May 31, 2020 or within 90 days of departure, if earlier. 2021: Pay in full by Jul 31, 2020. Offer expires Apr 30, 2020.