So, who are you pulling for in the finals? Who is going to take home the crown in National Park Madness 2016?
Sean Smith is a former Yellowstone Ranger, and an award winning conservationist, TEDx speaker, and author. He writes national park thrillers from his home in the shadow of Mount Rainier National Park. To learn more about his thrillers click here or follow him on twitter: @parkthrillers