Watch The Last Ridge: The 10th Mountain Division (2007) : Full Movie Online Free A compelling one-hour documentary recounts the true mission impossible of the U.S. Army's 10th Mountain Division during WWII. After backbreaking training, the legendary alpine fighting force was sent to dislodge the entrenched Germans on Italy's mountaintops. The rest is history. The 10th turned the tide for the Allies in Italy, revolutionized winter mountain warfare, transformed winter sports and inspired a new generation of soldiers.