height. Collectively, a set of stairs and a stairwell is referred to as a staircase or stairway. In buildings with several housing units, a stairway can be...

spiral staircase in Wiktionary, the free dictionary. A spiral staircase is a type of stairway characterized by its helical shape Spiral Staircase may also...

vertical shaft or opening that contains a staircase. A flight (of stairs) is an inclined part of a staircase consisting of steps (and their lateral supports...

Look up staircase in Wiktionary, the free dictionary. A staircase, or stairs, is a structure used to bridge a vertical distance. Staircase may also refer...

Devil's staircase may refer to: a path through the Aonach Eagach ridge, Scotland Devil's Staircase (New Zealand), a section of New Zealand State Highway...

An equestrian staircase or riders' staircase is a very gently sloping flight of steps that can be negotiated by horses. Its origins may be seen in the...

The Survivors' Staircase is a granite and concrete staircase that was the last visible remaining original structure above ground level at the World Trade...

The Penrose stairs or Penrose steps, also dubbed the impossible staircase, is an impossible object created by Oscar Reutersvärd in 1937 and later independently...

and a wedding chapel. It is known for its unusual helix-shaped spiral staircase (the "Miraculous Stair"). It has been the subject of legend, and the circumstances...

The Queen's Staircase is a walkway of 66 steps in Nassau, the capital city of The Bahamas. It was carved out of solid limestone rock by 600 slaves between...