Stretching across western Newfoundland lies an 1,100-mile expanse of the Appalachian Mountains, a picture-perfect corner of the Canadian wilderness: Gros Morne National Park. Embark on a sensory adventure through a land of glacier-carved fjords, cascading waterfalls, and soaring cliffs.

The crew explores the Atacama Desert, the world's driest non-polar region.

Beneath the blazing Bolivian sun lies a land of extremes, ranging from desolate highland plateaus to dormant volcanic landscapes. But the true wonder of this astonishing land is Salar de Uyuni--an endless salt flat so blindingly white it can be seen from outer space.

The desert landscape of Utah is home to one of the world's most spectacular and unforgiving natural settings: Zion National Park. A 100,000-square-mile marvel of deep canyons, majestic arches, and towering sandstone walls, it's a land shaped by unimaginable geological forces over millions of years.

Journey to the outback of southern Utah and northern Arizona, where towering rock spires give way to sweeping canyons in one of the most majestic American landscapes. From Glen Canyon to the Paria Plateau, explore these natural wonders and the ancient geological secrets they hold.

The Bahamas are home to migratory birds, green turtles, and rock iguanas.