Okanogan Bluebird Trails https://youtu.be/cvBWZSJ8fIc Part 1: The Backstory https://youtu.be/4t2-a5WlStc Part 2: Maintaining and Repairing Boxes https://youtu.be/a3ZBqV_UQtU Part 3: How to Build a Nesting Box Click here to download the nesting box plans