National Geographic Endurance Live Press Conference. Learn More. Voyage to Antiquity: Exploring Sicily and Malta aboard Sea Cloud. $19,400.00. Our cruise line ratings and cruise ship ratings are based on over 30 years of cruising on every major cruise line, plus 25 years in business as a successful travel. Small-group tours in Bolivia, Northern Peru, Portugal, Romania and Hungary are now on sale Boston, MA/Washington, D.C. (September 18, 2018) –…