Leaning Tower of Pisa

The Torre Pendente di Pisa is the freestanding bell tower of Pisa Cathedral, begun in 1173 and famously tilting at 3.97 degrees from the vertical due to soft ground on one side that caused subsidence during construction. Engineering work completed between 1990 and 2001 reduced the lean from a dangerous 5.5 degrees and is expected to stabilise the tower for at least 300 years. The tower stands in the Piazza dei Miracoli (Square of Miracles) alongside the cathedral, baptistery, and monumental cemetery — all constructed in the distinctive Pisan Romanesque style of white marble with blind arcading. Climbing the tower involves 294 steps of a spiral marble staircase that winds between the inner and outer walls, leaning noticeably as visitors ascend. At the summit, the bells — seven in total, tuned to a musical scale — and the panoramic view over the piazza and the city beyond justify the climb. Children under 8 are not permitted, and groups are limited to 30 people per 30-minute time slot, making timed-entry tickets essential and popular slots selling out weeks in advance. The cathedral is a separate admission (part of a combo ticket) and contains a bronze pulpit by Giovanni Pisano, Galileo's lamp, and the tomb of Holy Roman Emperor Henry VII. The baptistery's acoustics allow a single sung note to resonate for several seconds, a demonstration frequently performed by guides. Photography is unrestricted across the piazza and on the tower, and the classic 'holding up the tower' tourist photo is best composed from the lawn to the tower's south.