"Wolves Yellowstone National Park." . . "DVD-Video discs" . . . . . . . . . "Nature television programs"@en . . . . . "Documentary films"@en . . . . . . . . . . . . "Nonfiction films" . . . . . . . . . . . . . . . . "Presents an overview of the wildlife and natural attractions of Yellowstone National Park, including the Old Faithful geyser, hot springs, and diverse wildlife."@en . "Videodiscs"@en . . "Presents an overview of the wildlife and natural attractions of Yellowstone National Park, including the Old Faithful geyser, hot springs, and diverse wildlife." . . . "Travelogues"@en . "Travelogues" . "Tour Yellowstone's geyser country including Old Faithful. See Yellowstone Falls, and learn how wolves have been reintroduced in the park. Includes DVD extras: Recreation, pop culture, geology, weather, musical serenades, wolves of Yellowstone."@en . . "In the valley of the wolves: Presents the saga of the Druids, one of the largest wolf packs ever documented, once numbering thirty-seven strong, whose reign over Yellowstone National Park's Lamar Valley ends when their alpha female is killed by another pack and their patriarch is found dead. A lone black wolf dubbed Casanova takes charge of the Druids and leads them in battle against the rival Slough pack."@en . . . . . . . "Yellowstone the world's first national park"@en . "Yellowstone the world's first national park" . . . "An overview of the various attractions of Yellowstone National Park." . . "An overview of the various attractions of Yellowstone National Park."@en . "Documentary television programs"@en . . "Nature"@en . . . . "World's first national park" . "World's first national park"@en . "Yellowstone" . "Yellowstone"@en . "Christmas in Yellowstone: Explores Yellowstone National Park in winter, including observing red foxes as they dive into the snow seeking a rodent repast, showing \"diamond dust\" crystals as they swirl around herds of elk, entering the den of a grizzly bear that gives birth to two cubs while deep in hibernation, and following the trail alongside photographer and writer Tom Murphy, who has been coming to Yellowstone for the past twenty-six winters."@en . . "Nature films" . . . . . . "Old Faithful Geyser (Wyo.)" . . "National parks and reserves United States Description and travel." . . "Travelogues (Motion pictures, television, etc.)" . . "Questar, Inc." . . "Wolves Reintroduction." . . "Yosemite National Park (Calif.)" . . "Wildlife reintroduction." . . "Wildlife reintroduction Yellowstone National Park." . . "Wolves Reintroduction Yellowstone National Park." . . "Natural history Yellowstone National Park." . . "Grand Canyon National Park (Ariz.)" . . "WNET (Television station : New York, N.Y.)" . . "Wolves." . . "Public Broadcasting Service (U.S.)" . . "Nature films." . . "National Geographic Television & Film." . . "Documentary films." . . "Yellowstone National Park." . . "Yellowstone National Park" . . . "United States" . .