3.5K views · 77 reactions | These are the world's mightiest, most remarkable cruise ships. Join us as we travel to remote spaces and historic places aboard six unique vessels, visiting breathtaking destinations across Europe and enjoying all that the ships have to offer on-board and off. From fine dining to excursions, this series explores it all. A new season of Mighty Cruise ships airs Sunday, July 10. | Smithsonian Channel | Facebook