The iconic red sandstone cliffs and winding canyon of Zion National Park beckon you. Located near Utah's southern border, Zion is one of the most popular national parks in the American Southwest and a favorite spot for hiking, biking, rock climbing, and camping.

This coastal route runs between the Gulf of Alaska and Puget Sound, and is a popular route for cruise ships. Cruise passengers can expect to see a breathtaking amount of wildlife, as well as Ketchikan, Wrangell, Prince of Wales, Sitka, Juneau, Haines, Skagway and Glacier Bay.

Houston, Texas, the fourth-largest city in the United States, is a vibrant metropolis brimming with culture, diversity, and innovation. A hub for arts, science, and cuisine, Houston is a place where Southern charm meets cosmopolitan flair. Beyond its cultural and scientific draws, Houston’s culinary scene is a melting pot of flavors. From food trucks to fine dining, the city is celebrated for its diverse offerings that reflect its multicultural population.

Welcome to Nairobi, safari capital and the largest city in Kenya. At one time a simple hydration spot for the Maasai, this high-energy East African city now strikes a balance between the cosmopolitan and the natural. In its adjacent Nairobi National Park, visitors will see lions, zebras, giraffes and rare black rhinos.

No place on Earth quite compares to Antarctica, this stunning and vast continent is cold and windy, containing 90% of the ice in the world. Those who brave a visit here are rewarded with beautiful glaciers that must be seen to be believed, and a vast array of wildlife such as whales, penguins, Arctic foxes and seals.

The Gobi Desert, spanning across northern China and southern Mongolia, is one of the world’s most iconic and mysterious landscapes. Known for its vast stretches of arid plains, towering sand dunes, and rugged mountains, the Gobi offers a stark, breathtaking beauty that has captivated explorers and travelers for centuries.