Learn about the forces inside the Earth that cause volcanoes to erupt and earthquakes to shake the landscape.

A mixture of animation and live footage serves as a background for a narrated introduction to the general ecology and animal life of the two polar regions and to their place in human history.

Discover the ancient myths that surround our oceans and the modern science behind them.

Learn amazing facts about rocks, gems, and the Earth itself.

Describes the history, evolution, and different species of cats of cats from the African savannah to their domestication.

Experience the sites and sounds of the jungle as you journey through the rainforests of the world. Students will learn about pollination, propagation and photosynthesis and meet diverse creatures that inhabit these regions.

Takes you on a twisting journey down the great rivers of the world, pausing to visit the thriving realm of freshwater ponds. Travel upstream to find civilization's source - then down again to see the key to our very survival.

Reveals the alien world of these often misunderstood cold-blooded vertebrates, uncovering reptilian facts that are stranger than fiction. From the hot, steam swamps to dry-as-bone deserts, travel the world in search of these amazing animals.

A look at one of the world's most complex machines, capable of laughing, crying, and even reproducing itself.

Through the ages, man has depended on plants for everything from oxygen to food to building supplies. Gives a colorful tour of the world's most dazzling flora - from the most magical to the most bizarre. Watch buds burst, flowers bloom, and discover the myriad ways plants struggle to survive.