![Lectures in History show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/063/057/small/lectures-in-history.jpg)
Summary: Sonoma State University professor Laura Watt teaches a class on the evolution of a national park system and the effort to preserve pristine wilderness.
Summary: Sonoma State University professor Laura Watt teaches a class on the evolution of a national park system and the effort to preserve pristine wilderness.