Journey through eight countries, discover old-world capitals and charming villages along the Danube River. After three nights exploring Prague, embark the MS Amadeus Star for an eight-night river cruise. Visit Passau, Melk and Dürnstein, the Wachau Valley, Vienna, Bratislava and Budapest. Wander through Kalemegdan Citadel in Belgrade, and sail through the Iron Gate Gorge. Disembark for two nights in Sofia.

Experience Tokyo’s ancient Shinto Meiji Shrine and modern Ginza district. Visit Mt. Fuji-Hakone-Izu National Park, and spend the night at a ryokan, a traditional Japanese inn. Explore Takayama’s ancient streets and Kanazawa’s famed Kenrokuen Gardens. Attend a traditional Japanese tea ceremony and embark on a cycling tour through the grounds of Kyoto’s Imperial Palace. Optional Hiroshima post-tour extension.

Cruise for seven nights aboard Le Bougainville from Rome to Valletta. Visit seven UNESCO World Heritage sites. Marvel at Italy’s stunning Amalfi Coast and the superbly excavated town of Pompeii. Discover Sicily’s storied Taormina and the seaside town of Sorrento. See legendary Syracuse and Agrigento’s majestic Valley of the Temples. Learn about the rich history of Malta. Rome pre-tour and Malta post-tour extensions.

Experience Cairo’s Egyptian Museum, the necropolis at Saqqara, the enigmatic Sphinx and the Pyramids of Giza. Relax during a 3-night cruise on Lake Nasser. See the temples at Abu Simbel and sail down the Nile on a 4-night cruise from Aswan to Luxor. Visit the Valleys of the Kings and Queens and Karnak. Optional 5-day/4-night Jordan post-tour extension.

Explore the spectacular Maya ceremonial centers of Mexico's Yucatan—Chichen Itza, Uxmal, Tulum and Coba—and more remote sites such as Labna, Sayil and Mayapan with an expert educational team. Learn about Mayan art, architecture and mathematical and astronomical systems. Visit Merida’s Sunday market and discover the rich natural world of the Maya at the Sian Ka’an Biosphere.

Explore Earth’s last frontier aboard m.s. Le Boreal 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 a team of guest speakers, including Peter Hillary, aboard the 57-cabin Caledonian Sky and experience the natural beauty of New Zealand. Visit dynamic Queenstown for two nights. Enjoy up-close access to the towering granite cliffs and tumbling waterfalls of Doubtful and Milford Sounds and remote Stewart Island. Experience Rotorua’s spouting geysers, bubbling mud pools and volcanic crater lakes. Spend time with Maori elders for a welcome ceremony and traditional hangi lunch. Observe some of the world’s rarest birdlife on Ulva Island and walk the beginning of the Queen Charlotte Track.

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 the Mekong River Delta and bustling Saigon. Optional extension to the temples of Angkor.

Experience Jerusalem, sacred to three major religions. Visit Yad Vashem, a living memorial to the Holocaust. Journey to Masada and float in the Dead Sea. Travel to Bethlehem and Ramallah in the West Bank. Visit a Druze village in the Golan Heights and explore cosmopolitan Tel Aviv.

Walk across Selma’s Edmund Pettus Bridge and through the doors of Little Rock High School. Meet with 16th Street Baptist Church bomb survivor Carolyn McKinstry, Bloody Sunday foot soldier Annie Pearl Avery, and Little Rock Nine member Elizabeth Eckford. Experience the new Memorial for Peace and Social Justice in Montgomery.