For your consideration, here is the Photographing Yellowstone National Park DVD, hosted by John and Barbara Gerlach, used, 2007, from Talk Story Media, no. 2001N, run time 1 hour, 48 minutes.  The DVD is in nice shape.  The case has some wear on it.  It will be mailed in a box for protection.  Item pictured is the actual item up for sale and comes from a non-smoking household.  (613.145j-.10dx30)