A winding staircase is a type of staircase that curves or spirals, often found in homes, towers, and historical buildings. This design not only saves space but also adds an aesthetic appeal to the interior. Winding staircases can be made from various materials, including wood, metal, and stone, and they often feature intricate railings and balusters. These staircases can be categorized into different styles, such as spiral staircases and helical staircases. A winding staircase is commonly used in castles and manor houses, where they serve both functional and decorative purposes. They can also be found in modern architecture, enhancing the visual interest of a space.