Becoming Acadia
Grizzly Man
2005
Acadia Always
2008
The Trouble with Wolves
2018
Into the Grand Canyon
2019
Rocky Mountain Grandeur
1937
Yellowstone an American Legacy
2008
North America's National Parks
2009
National Parks Exploration Series: The Everglades
2011
For All People, For All Time
1984
Yosemite the Magnificent
1941
Wildlife in the Rockies
1957
Missing 411: The Hunted
2019
Bears In Our National Parks
2008
Wild National Parks
2020
Gates of the Arctic
2008
National Parks Exploration Series: The Black Hills and The Badlands - Gateway to the West
2012
National Parks Exploration Series: Yellowstone
2011
Colorful Colorado
1944
The Story of Grand Canyon National Park
1991
National Parks Exploration Series: Acadia - The First National Park East of the Mississippi
2013