Coursing through 10 countries, the Danube is the second-longest river in Europe. This waterway, lined with fortresses and castles, rises in Germany's Black Forest and runs for 1,770 miles to the Black Sea. The Danube is an essential commercial thoroughfare for central and southeastern Europe, and several river cruise companies sail vessels on it year-round. Destinations along this river include Vienna, Budapest, Passau and Bratislava.

Fiordland National Park, located on the southwestern tip of New Zealand's South Island, is a breathtaking wilderness that captivates visitors with its dramatic landscapes of towering fjords, cascading waterfalls, and lush rainforests. Established in 1952, Fiordland is part of the Te Wahipounamu UNESCO World Heritage site, recognized for its stunning natural beauty and unique biodiversity.

The capital of Utah, Salt Lake City is a spectacular destination set amid the Wasatch Mountains. Ski resorts and a wealth of outdoor activities can be found here, along with performing arts, breweries and fine dining.

Austria is located just east of Switzerland; northeast of Italy. The foremost attraction is skiing or hiking the Alps--equally breathtaking whether you're among its glorious peaks or at ground level. Visit the capital of Vienna, with its original coffee houses and the opera; or take a country drive and visit its charming villages.

Papua New Guinea is a land of surprises, where misty highlands give way to tropical coasts and vibrant festivals stir every sense. In the Highlands, the air carries the echoes of ceremonial drums and elaborate sing‑sings like the famed Goroka Show, where over 100 tribes gather in September to perform dances adorned with feathered headdresses, body paint, and the haunting clay masks of the Asaro Mudmen.