Wooden staircase (would want the wood exposed though) I like how the bottom few steps curve round to make the steps that little bit more substantial
Simple impressive ladder stairs up to loft bedroom - 480 Sq. Ft. Kanga Cottage Cabin with screened porch.
Inspired TreeHugger reader builds stair out of milk crates : TreeHugger
STAIRCASE – one of the most unique circular staircases I've ever seen. Very rustic, open, and custom.
Chunky Lumber Stairs - The Wooden Block Staircase is an Architectural Paradox of Bulk and Lightness (GALLERY)
Pinewood Spiral Staircase - France 19th century
Genius! Secret Under Stair Storage - GiddyUpcycled.com
Private Residence – Maya Lin Studio
Mamilla Residence | Matti Rosenshine Architects; Ilan Nahum | Archinect
Beautiful concrete and wood stairs