The Language Conservancy’s hour-long documentary Rising Voices, which documents the efforts of Lakota tribal members and language rescuers to save the tribe’s native language, will air across the country on the World Channel at 7 p.m. EST as part of Native American Heritage Month.

To view on a station near your, just go to the World Channel website, click on Set Your Station, and your entire zip code to determine what channel Rising Voice will air on.