The story of this glorious Montana landmark, told through the journals and letters of the man who fought to conserve it—maps and photos included.With his small group of explorers, George Bird Grinnell discovered and named forty geological features east of the Continental Divide and west of the Blackfeet Reservation. He also happened to be a prolific writer and record-keeper who diligently made time in camp for meticulous journal entries. As a result, he wrote a ser...