Farther from a continental landfall than any other group of islands on earth, the twelve Marquesas jut out of the open Pacific just south of the equator, shrouded in a constant cloud cover.

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.

Tennessee welcomes visitors with a rhythm that shifts from Appalachian mountain towns to Memphis blues clubs, all while telling stories that have shaped the American experience. In East Tennessee, the Great Smoky Mountains National Park is the most visited national park in the country, known for its mist-covered peaks, preserved log cabins, and seasonal displays of wildflowers and fireflies.

Santa Cruz is in stark contrast to La Paz. Climate is tropical and altitude is only 1,250 feet. It is on the eastern lowland side of the Andes mountain range and one of the gateways to Bolivia's jungle area. Trinidad is the other. Much of Bolivia's natural resources, including agricultural products, are found in this area. Although Santa Cruz has grown tremendously some parts of downtown still retain a look of an Old West frontier town. Carnival is an especially happy time to be in Santa C

The Chobe River forms the northern boundary of the Chobe National Park. Animal lovers and safari enthusiasts know it as the place where the elephants congregate during winter's dry season and migrant birds are in full color during the wet summer months. The river itself is actually a section of the Cuando River, known as the Chobe from the seasonal lake Liambesi to its outflow at the Zambezi River.