Building Shelves under the Staircase with Storage || D.A Santos - YouTube
Stray Cat TNR - This stair step shelving unit was put in to serve as a place to sleep up high and a staircase to get to the cat walk tunnel. | Facebook
28 Under-Stairs Storage Ideas to Maximize Every Inch of Your Home
Here's how I built angled shelves under our staircase
Under Stairs Storage | Fitted & Built-in Under Stairs Cupboards | Sharps
Amazon.com: Stair Shelves
22 Stylish Under-Stair Storage Ideas to Maximize Space
House Tour: Colorful and Modern (in which I step into a real-life version of an Ikea catalog) | Shelves under stairs, Understairs storage, Stair storage