Embark on a holistic circumnavigation that encompasses Britain, Ireland, Scotland, and Wales. Discover the wild, rugged, seldom-seen islands of the west, as well as refined Edinburgh, historic Portsmouth and Lindisfarne, and dramatic Iona and Skellig Michael.

For most travelers, visiting Antarctica is a once-in-a-lifetime experience. So, for those with the luxury of time, including the Falklands and South Georgia Island cruise just makes sense. And makes for a genuine experience-of-a-lifetime. This voyage has it all.

Our expedition style of travel means getting out daily in a variety of ways to actively experience the wonders of the Upper Amazon. The 28-guest Delfin II broadens the notion of expedition to include spacious, air-conditioned comfort and five-star cuisine.

The Sea of Cortez in spring is among the best times and places to see a great variety of whales-humpback, sperm, fin, Bryde's, and blue whales-plus large aggregations of dolphins. Sail the Sea of Cortez, exploring its many islands free from tourist infrastructure and designated a UNESCO World Heritage site.

Set sail on a sweeping journey across the South Pacific, discovering the storied archipelagos and seldom-seen islands that lie between Tahiti and Fiji. Explore volcanic peaks rising above turquoise lagoons, coral atolls shimmering with marine life, lush rainforests alive with birdsong and lava-carved caves that reveal dramatic geological forces. In villages and sacred cultural sites, encounter traditions that have endured for centuries, guiding Polynesian seafarers across the vast Pacific and shaping the spirit of these vibrant communities.

We've teamed up with exhale to create a 5-day Wildness + Wellness adventure in the remote and remarkable Channel Islands. Board the National Geographic Sea Lion, your floating base camp, in Los Angeles, and head for three of the five wildlife-rich islands which make up Channel Islands National Park, plus Catalina Island.

Explore Antarctica in expedition style, aboard an authentic expedition ship is an incomparable experience and your guarantee of an in-depth encounter with all its wonders.