Nature: Alaska
Prog. 1. A Mystery in Alaska - One man's efforts to discover what is killing off the stellar sea lions. Local fishermen and wildlife experts shed light into the disappearance of the playful creatures. Prog. 2. Sled Dogs - Racing through blizzards, numbing cold, hidden ice traps, and perilous mountain trails is less a race of victory than one of survival for the brave participants of Alaska's Iditarod Sled Dog Race. Peter Coyote narrates.