For other uses, see Stairs (disambiguation).

"Stairwell" redirects here. For the 9/11 dramatization, see Stairwell: Trapped in the World Trade Center.

"Staircase", "Stairway", and "Stair" redirect here. For other uses, see Staircase (disambiguation), Stairway (disambiguation), and Stair (disambiguation).

Stairway of the Opéra Garnier (Paris, France)

Stairways in Persepolis, Iran, built ca. 550 B.C.

A straight stairway with tiled treads, a double railing and two landings in the "Porta Garibaldi" station, Milan

The simplest form of staircase, down to Man o'War Cove, Dorset, England

Stairs-street in Cefalù, Sicily, Italy

A stairway, staircase, stairwell, flight of stairs, or simply stairs is a construction designed to bridge a large vertical distance by dividing it into smaller vertical distances, called steps. Stairs may be straight, round, or may consist of two or more straight pieces connected at angles.Special types of stairs include escalators and ladders. Some alternatives to stairs are elevators (lifts in British English), stairlifts and inclined moving walkways as well as stationary inclined sidewalks (pavements in British English).................................