After two nights in Prague embark the Elbe Princesse for a cruise to Berlin. Marvel at the glittering treasures of the Green Vault and the incredible collection of Old Masters paintings at the Zwinger Museum in Dresden. Explore the village of Wittenberg and its Castle Church where Martin Luther posted his 95 Theses. Visit the UNESCO-listed Bauhaus school in Dessau, one of the most influential art & design programs of the 20th century. Stroll the fanciful gardens of Sanssouci Palace in Potsdam and explore Cecilienhof Palace, where Truman, Churchill, and Stalin met in 1945 to redraw the map of Europe.

Visit Badwater Salt Flats (282 feet below sea level) and enjoy a stunning panoramic view of all 11,049 feet of Telescope Peak. Hike amid surreal sand dune landscapes and between the multi-hued walls of Golden Canyon; experience sunrise at Zabriskie Point; and visit Ubehebe Crater.

Discover Vietnam’s captivating beauty and enduring traditions on this 17-day journey. Experience the French-accented capital Hanoi; cruise through scenic Ha Long Bay; visit Da Nang’s acclaimed Cham Museum; explore the colorful village of Hoi An and the imperial capital of Hue. Explore the Mekong River Delta and bustling Saigon. Optional extension to the temples of Angkor.

Explore Earth's last frontier aboard M.S. L'Austral, one of the finest vessels in Antarctica, featuring private balconies in 95% of the ocean-view staterooms. Experience fantastically shaped icebergs, turquoise glaciers, bustling penguin rookeries and breaching whales. Join an expedition team of world-class naturalists and board sturdy Zodiac craft for excursions. Enjoy two nights in Buenos Aires. Optional extension to Iguazú Falls.

Join archaeologist William Saturno in Chiapas and discover the rich cultural traditions and dazzling archeology and architecture of the Maya. Explore the UNESCO world heritage site of Palenque. Marvel at more remote sites such as Yaxchilan and Tonina to see remarkably well-preserved murals. Chiapas is one of the most biologically diverse regions in the world and we venture to the heart of the Lacandón jungle, with scarlet macaws and howler monkeys. Enjoy San Cristobal de la Casas, a stunning colonial city nestled in mountainous central highlands.

Join us for a journey from the azure Aegean to the beautiful Red Sea, exploring the treasures of Greece, Egypt and Jordan aboard the exclusively chartered, 5-star Le Bougainville. Marvel at the Minoan Palace at Knossos on Crete. Visit the brilliant New Alexandria Library, the Great Pyramids of Giza and the rose-red city of Petra and transit the Suez Canal. Optional pre-trip extension in Greece and post-trip to Israel.

Travel to the imperial cities of Rabat, Meknes, Fez and Marrakech: View the ancient Roman ruins at Volubilis; wander the alleys of Fez; visit a Berber village; take a sunset camel ride at the edge of the Sahara; and view the spectacular scenery of the High Atlas Mountains.  Discover Marrakech's medina and Djemaa el Fna Square.  Conclude in Casablanca.

Based in Taormina, experience Sicily’s intriguing cultural heritage, including Agrigento’s remarkable “Valley of the Temples.”  After a Mt. Etna excursion, enjoy lunch at a family-run farm.  Tour Matera’s ancient cave dwellings and Alberobello’s medieval white-washed houses.  Discover Lecce, the “Florence of the South.”  Highlights of a four-night Sorrento stay include evocative Pompeii, a Neapolitan cooking lesson, an Isle of Capri excursion, and a breathtaking Amalfi Coast drive.  Explore Rome independently with an optional 4-day/3-night extension. 

Explore legendary sites in Greece and Turkey aboard the 34-guest yacht, Callisto, with lecturer and award-winning author and historian Andrew O'Shaughnessy who will trace the line from ancient Greece and Rome to America, exploring how the democratic ideals of classical philosophers shaped the American Constitution.

Science and art enthusiasts will delight in this unique journey to Switzerland, which showcases Albert Einstein, exceptional Swiss museums, and a visit to the Supercollider campus at CERN which houses the world’s most advanced scientific equipment. Experience a behind-the-scenes meeting with scientists who work on a detector on the Large Hadron Collider. Take guided tours of Kunsthaus Art Museum's modern art collection, and in Bern, visit Einsteinhaus, where Einstein lived. Savor delicious Swiss wines and food, including a traditional raclette fondue lunch in the medieval town of Gruyères.