Firewood storage under stairs --- A duplex in Porto Alegre Brazil Looks like a sliding barn door that covers the side of stairs. Love that idea n the way it's designed it looks like insulation would not be an issue unlike reg barn sliding door
Check Out 10 Cool Floating Staircase Designs. Floating staircases are usually very elegant, stylish and minimalist. They are perfect for modern interiors and for those people who like to live on the edge.