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

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.

Explores the murky world of the shark to discover facts and dispel myths about these marine creatures.

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.

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

Explores the dangerous and destructive forces of nature, from hurricanes to volcanoes, tornadoes to avalanches and earthquakes. Rare footage reveals the Earth at its most violent. The making of Eyewitness (written and produced by Bill Butt ; director/cameraman Mike Kamei ; music by Guy Michelmore) shows the camera and computer techniques used in the production of the series opening screens.

Takes you beneath the surface to reveal the hidden secrets of an incredible variety of skeletal structures, none more complex than our own. A symbol of our deepest fears, a miracle of engineering--see the skeleton as never before.