Watch Online Free on Watchseries. The town of Picher, Oklahoma, was once home to the world's richest lead and zinc mining field. After decades of mining, towering piles of mine waste covered 25,000 acres, devastating Quapaw tribal lands and local economies. Acid mine water burned nearby Tar Creek and stained it red. Despite these environmental hazards, many people in Picher desperately wished to stay and revitalize their town.