Frogs: The Thin Green Line
2009
Der Rhein - Strom der Geschichte
2016
Die Wildnis stirbt!
1936
The Lion In Your Living Room
2015
Looking for the Wild
2016
The Song of the Earth
2000
Yukon Old, Yukon New
1961
Alaska: Spirit of the Wild
1998
Into the Grand Canyon
2019
Endangered Species
2004
The Hellstrom Chronicle
1971
Pride Ruler at Risk
2016
The Price of the Prize
2016
