10 Creative Ways to Paint Your Stairs. this is a perfect image to show you that just because you have a nice clean space doesn't mean that you can not have fun elements like rainbow stairs!
Neon rainbow spiral staircase from 12 Ideas To Spice Up Your Stairs
10 Ingenious Staircase Railing Ideas To Spruce Up Your House Design - metal pipe stair rail
Staircase inspiration---Off Black by Farrow & Ball. Cumberland Terrace in Fort Greene, Brooklyn by Elizabeth Roberts/Ensemble Architecture
another slide stair
House Krailling by Unterlandstättner Architekten "Location: Krailling, Germany" 2013