Dominica, known as the “Nature Island of the Caribbean,” is a haven for eco-tourists and adventure seekers. Nestled between the French islands of Guadeloupe and Martinique, this lush island boasts a remarkable landscape of volcanic mountains, dense rainforests, and stunning waterfalls. Dominica’s most iconic natural wonder is the Boiling Lake, the second-largest hot spring in the world.

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.

Seven miles outside of historic Athens, the Greek coastal city of Piraeus lies upon the sparkling waters of the Aegean Sea and is the largest passenger port in Europe, servicing nearly 20 million passengers per year.

Eidfjord is a gateway to Norway's Hardangervidda National Park, providing access to vast plateaus and diverse wildlife.

Hot springs, geysers and all manner of wildlife are just a few of the things that define the natural wonder of Yellowstone National Park.