An enchanting, medieval walled town with tiny whitewashed houses and balconies brimming with flowers.

Mist, research stations, and penguins are just a few of the things that define the South Shetland Islands, an archipelago off the coast of Antarctica. These 11 Antarctic islands, most notably King George Island, have served as a base for researchers from Chile, Argentina, and a variety of other countries. The archipelago has also become a popular cruise destination for tourists to the Antarctic region.

Dallas is a major city in North Texas, situated within the broad prairie and wooded creek landscapes of the Trinity River region. Its urban area includes a dense downtown, established residential neighborhoods, modern business districts, and extensive parks and trails. The city is part of the larger Dallas-Fort Worth metropolitan area and has developed as a major center for business, transportation, technology, arts, and culture.

Named after the Italian city of Genoa, Genovesa Island is a dormant volcano in the Galápagos Islands. Its nickname, Bird Island, stems from the large and diverse bird population including storm petrels, red-footed boobies, swallow-tailed gulls and more.

One visit to Tsingy de Bemaraha National Park in Madagascar and you may find yourself feeling like you have stepped onto another planet. The mineral forest was formed nearly 200 million years ago and has become a popular destination for adventurous hikers from around the world. The hanging bridge, while not for the faint of heart, is one of the most photographed spots within the park.