Like non-invasive archaeology, state-of-the-art high tech imaging shows unseen features of the famous Renaissance period Baptistery of St. John in Florence.
Using state-of-the-art techniques, an international team of specialists has been busy piecing together a chronology of construction for the Baptistery of Saint John, otherwise known as the Baptistery of San Giovanni, one of the oldest buildings in the iconic historic Renaissance heart of Florence, Italy. Along the way, they have uncovered some tantalizing clues to its construction history, including history before the time of the Baptistery itself.