The Namib Desert, one of the world’s oldest deserts, stretches along the western coast of Namibia, offering a landscape of stunning, otherworldly beauty. The name “Namib” means "vast place," and fittingly so, as this desert spans over 2,000 kilometers and includes some of the tallest sand dunes on Earth, such as those found in Sossusvlei.

The Yangtze River, a magnificent artery of China, stretches over 6,300 kilometers (3,917 miles) from the Tibetan Plateau to the East China Sea. As the longest river in Asia and the third longest in the world, it weaves through breathtaking landscapes and vibrant cities, making it a prime destination for travelers seeking both adventure and cultural immersion.

Merzouga, a small village located in southeastern Morocco, is the gateway to the stunning Erg Chebbi dunes, one of the most iconic desert landscapes in the world. These towering sand dunes, which can reach heights of up to 150 meters (492 feet), offer an unparalleled opportunity for adventure and exploration. The contrast between the golden sands and the clear blue sky creates a breathtaking panorama that is perfect for photography and desert excursions.

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.

The city of Puerto Montt sits on the coast of Chile's Lake District and is considered a gateway to some of the country's most breathtaking natural beauty, including the fjords of Patagonia and the impressive Andes mountain range. Puerto Montt often serves as a port for South American cruises.