8:00 easternht at on c-span's q&a. on lectures in history, sonoma state university professor laura watt teaches a class on the national park system and the effort to preserve pristine wilderness. she offers that this approach often obscures the way humans interact with the land and talks about her research on the point reyes national seashore, which was designated as a natural park in the 1960's. today we are going to be talking about landscapes and reservation and how preservation unexpectedly changes places we set aside as parks or protected areas. the intention is not only to understand the history of these kinds of protected spaces but also to make the process of preservation more visible, to make it easier to understand not only the history of parks and how they have changed over time, but more importantly, why they have changed over time. most of us when we think about preservation, we think about something staying the same, and yet preservation actually changes things. that is the focus we will aim at today. the