The Baptistery of Pisa is a large circular building located in the city of Pisa, Italy. It is part of the Piazza dei Miracoli, which also includes the famous Leaning Tower of Pisa and the Pisa Cathedral. Constructed between the 12th and 14th centuries, the baptistery is known for its impressive Romanesque architecture and intricate sculptures. The structure stands at about 54 meters tall, making it the tallest baptistery in Italy. Its exterior features a combination of white and gray marble, while the interior is notable for its acoustics. The baptistery is dedicated to Saint John the Baptist, and it serves as a site for baptisms and religious ceremonies.