Stromboli is a small volcanic island in the Tyrrhenian Sea, just off the north coast of Sicily. Referred to by some as the "Lighthouse of the Mediterranean," Stromboli is in a constant state of mild volcanic activity, so don't venture out on a hike without an experienced guide.

Its legacy as the former imperial capital of Vietnam is just one of many reasons to visit Hue. For more than a century, the emperors of the Nguyen dynasty (1802-1945) ruled from the Forbidden Purple City, the innermost enclosure of the citadel. Today, this complex is designated as a UNESCO World Heritage site and draws millions of visitors each year.

The city of Oporto is situated on the right bank of the River Douro, being the second largest city of the country. Oporto is the regional capital of the northern area.

Whether witnessing the thunderous calving of Dawes Glacier, spotting orcas gliding through the water, or simply taking in the serenity of the fjord, a journey through Endicott Arm is a remarkable encounter with one of Alaska’s most stunning landscapes.

Madagascar, the world’s fourth-largest island, lies off the southeastern coast of Africa and is renowned for its extraordinary biodiversity and unique landscapes. Its rainforests, spiny deserts, and highland plateaus provide habitats for species found nowhere else on Earth.