전체 에피소드

The Bedouin village of Nuweiba Museine, on the Gulf of Aqaba, has an unusual resident. Holly, as she is known, is a bottlenose dolphin that has lived for several years in the shallow waters of the bay next to the village, and has adopted the villagers as her ""family,"" leaving her pod behind. This film tells the remarkable story of this unique interspecies relationship. Travel to the village to view Holly in her adopted habitat, and learn how she came to accept the villagers as her companions. Dr. Randy Wells, who has spent his career studying dolphins, explores the many incredible aspects of Holly's case, and reflects on why she may have chosen to live with humans instead of her own kind. See stunning footage of Holly being comforted by the villagers after the death of her calf that proves the power of the bond between the dolphin and her human "pod". Learn of the many new insights that Holly has provided into the behavior of these enigmatic animals

The story of Custer and the Little Big Horn is told using historical reenactments and commentary by historians, Native Americans, and others. Includes a discussion of newly discovered archaeological data from the battlefield site.

Bill Kurtis joins Jim Stevenson and other scientists concerned with rising nitrate levels flowing from underground into Florida's crystal clear Ichetucknee River as they trace the origin of the pollutants which are contaminating Florida's once pristine springs.

Scientists work to uncover the secrets of Yellowstone's thermal wonders including geysers and hot springs.

Visit the Paraguay River with scientists who are trying to save it from development of a 2,000 mile shipping highway. Many feel that if the project goes ahead, the area will dry out and the long term effects could be disastrous to the diversity of life on earth.

Follows paleontologist John Flynn as he leads an international team of geologists and naturalists high into the Andes Mountains to unravel a mystery. In rocks thought to be 100 million years old, Flynn found the fossilized remains of small mammals only 32 million years old. The discovery raises questions about the area's entire geologic history, as well as the planet's. If Flynn and his team can find evidence to undermine old theories, it may open up a window to a new and better understanding of the earth.

It is said that every three seconds somewhere on Earth there is a sighting of an unidentified flying object. Host Bill Kurtis and his team head out to investigate two sighting reports - one on the edge of a rain forest in Brazil and the other in the town of Puebla, Mexico. Both believers and skeptics are interviewed before Kurtis draws his own conclusions.

Bill Kurtis journeys to Ghana with Suli, who has made a life for himself in America, but has been called back to Ghana to become chief of his native tribe.