First and foremost, Asteroids: Deadly Impact is a story about how the world could end. Underlying its premise we find the pillars of asteroidal impact.
Venture into the dense forests of coastal Siberia to track down the biggest cat on Earth, the elusive Siberian Tiger. Join a team of Russian and American scientists risking their lives to save this highly dangerous creature.
A firsthand look at volcanoes, including Mount Pinatubo in the Philippines and Japan's Mount Unzen.
Far from a desolate wasteland, the Sonoran Desert's spectacular landscape and varied climate support a diverse community of plant and animal life, such as the Saguaro cactus, the nectar bat, and the Gila monster.-
A look at the dangerous existence of the Andean guanaco as it eludes predators and competes with its rivals for scarce food.
Africa's Kalahari Desert is one of the harshest places in the world. When the desert dries out after the rainy season some hungry animals remain but it's a lean time between rains and everyone is on the look out for food. The bat-eared fox must outsmart hungry jackals, cheetahs, and lions for its next meal.