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National Parks Exploration Series - The Grand Canyon
National Parks Exploration Series: The Black Hills and The Badlands - Gateway to the West
Legend of the Spirit Dog
America's Railroads The Glory Years
National Parks Exploration Series: Acadia - The First National Park East of the Mississippi
America's National Parks: An Eagle's View
National Parks Exploration Series: Great Smoky Mountains
National Parks Exploration Series - Glacier Crown of the continent
National Parks Exploration Series - Voyageurs Spirit of the boundary Waters
The Northwest Passage: The Last Great Frontier
Ghost Towns: America's Lost World
The Great Indian Wars: 1540-1890