The Most Powerful Black Holes in the Universe
Man in the Field: The Life and Art of Jim Denevan
2021
TREK - A Journey on the Appalachian Trail
2004
How To Clone A Woolly Mammoth
2014
The Adventures of a Blue Fly
1954
The Lost Film of Dian Fossey
2002
Richard Hugo: Kicking the Loose Gravel Home
1976
Back from the Brink: Saved from Extinction
2019
Pukaskwa National Park
1983
Tears in the Amazon
2010
78 days: A Tree Planting Documentary
2014
Reindeer Family & Me
2017
Seul au milieu des ours
2010
Ice Dogs: The Only Companions Worth Having
2016
