Into the Wild” by Sean Penn. This is an unforgettable biographical drama based on the travels of Christopher McCandless and the time he spent in the Alaskan Wilderness in the early 1990’s.
 
Grizzly Man” by Werner Herzog chronicles the life and death of the enigmatic Timothy Treadwell among the grizzly bears of Katmai National Park and Preserve, Alaska.
 
Touching the Void” by Kevin Kevin Macdonald details the dangerous journey of two climbers who attempt to climb Siula Grande in the Peruvian Andes in 1985.
 
March of the Penguins” by Luc Jacquet depicts the annual journey of the emperor penguins of Antarctica to their traditional breeding grounds.
 
Winged Migration” by Jacques Perrin and Jacques Cluzaud is described by IMDB as a “documentary on the migratory patterns of birds, shot over the course of three years on all seven continents”
 
Home” by Yann Arthus-Bertrand; https://www.youtube.com/watch?v=jqxENMKaeCU . This movie depicts the beauty and diversity of earth while highlighting the harm done by modern humanity.
 
The Cove” by Louie Psihoyos depicts the horrifying dolphin hunt and killings in Japan.
 
Oceans” by Jacques Perrin and Jacques Cluzaud; https://www.youtube.com/watch?v=OFccqh31vqM . The film showcases the beauty and diversity of sub-aquatic life while reminding us of the threat to oceans posed by indifferent humanity.