Doors on the stairs to keep the noise down, heat down, and/or pets on one side or the other. Also pretty! Like the glass on these. I like the idea if the laundry room is upstairs. I wouldn't want to carry a hamper through doors on stairs
Wooden slats as bannister. Wohnhaus W. by Berschneider+Berschneider Architekten. lovely wood detail to allow light to transfer through into the lower staircase What a simple yet amazing way to treat a stairway!
Neri&Hu creates "stair of encounters" inside Bloomberg's Hong Kong office