Through the lens of photographer and physician Eric Overton, Collodion: The Process of Preservation captures a fearless, and uncommonly vulnerable self-portrait of American wilderness, our relationship to each other, and the possibility that nature itself may be all we need to find common ground.

There are 640 million acres of public land in the United States. But there are powerful forces, both in government and in corporate America, eager to plunder this bounty. David Garrett Byars’s eye-opening documentary travels to Alaska, into the red rock canyons of southern Utah, and to Minnesota’s Boundary Waters, and exposes a land war going on under our very noses.