This week’s Top 20 from Travelzoo includes an offer from CruiseDeals starting at $299 per person for a five-night cruise on the Navigator of the Seas, departing Jan. 10. Plus, the first 25 cabins booked will receive a $50 onboard credit. Cabins must be booked by Sept. 25. In addition, a seven-night cruise departing Jan. 3 starts at $459 per person.

Eleven-night sailings on the Celebrity Millennium starting at $599 per person for selected fall and winter departures, but only for 15 cabins per sailing, are offered by CruCon Cruise Outlet and must be booked by Sept. 25.

Gate 1 Travel offers a five-night Athens and Greek Isles program for $999, including roundtrip air, two night hotel accommodations and a three night cruise. Departures are March 15 and 29 and must be booked by Oct.6. The offer does not mention a cruise line, but shows a photo of Louis Cruise’s Aquamarine.