Spiral Staircase Long Sleeve T-Shirt

Spiral staircases have been used in lighthouses for centuries due to their compact design, which allowed for a steep ascent to the top of the tower without taking up much space. The earliest lighthouses used simple ladders or straight stairs, but these were often difficult to climb and did not provide the necessary support for carrying equipment or supplies to the top. The use of spiral staircases in lighthouses became more common in the 18th century, particularly in France where several lighthouses were built with helical stairs. The spiral staircase allowed for a more gradual ascent, with the steps hugging the wall of the tower and providing a stable support for climbers. As lighthouses continued to be built and improved upon in ...