Castello Caldoresco

It was built on a pre-existing castle in 1439, on the design of the Sienese architect Mariano di Jacopo known as Il Tàccola, according to the new technique of bastion fortifications. Giacomo Caldora, lord of Vasto, ordered its construction making it the keystone of the city's defensive system. Over the centuries it has undergone various transformations and changes.