architectural elements

helical stairs

alternative name
spiral stairs
Vatican Museums, Pius-Clementine Museum, Momo Spiral Staircase
Vatican Museums, Pius-Clementine Museum, Momo Spiral Staircase Vatican City, Holy See
Holy Spirit Hospital, spiral staircase of the rood screen
Holy Spirit Hospital, spiral staircase of the rood screen Lübeck, Schleswig-Holstein, Germany
Old State House, spiral staircase in the basement
Old State House, spiral staircase in the basement Boston, Massachusetts, United States of America
Vatican Museums, Pius-Clementine Museum, Momo Spiral Staircase
Vatican Museums, Pius-Clementine Museum, Momo Spiral Staircase Vatican City, Holy See
Old State House, spiral staircase, view to the first floor
Old State House, spiral staircase, view to the first floor Boston, Massachusetts, United States of America