Doubtful Fjord (Doubtful Sound) is a large fjord in southwestern New Zealand, in the same region as the smaller but better known Milford Sound. It is home to an unusually large population of bottlenose dolphins, as well as a variety of birds, fur seals, penguins, and often even humpback whales.

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.

Tropical beaches, green space, wildlife, and dazzling sunsets all draw tourists to Darwin. Visitors should also discover the city's art museums, Mindil Beach's night markets and the local seafood. And did you know that this area of Australia has more crocodiles than anywhere on the planet?

Discover the charm and history of Krems, Austria, a city nestled along the picturesque Danube River and the gateway to the enchanting Wachau Valley. With origins dating back to Roman times, Krems is a treasure trove of historical and cultural wonders.

Oman is an independent state extending along the southeastern coast of the Arabian Peninsula. Oman falls naturally into three physical divisions: a narrow coastal plain, ranges of mountains and hills, and an interior plateau.