Rocca Pia, Fortress in Tivoli
Rocca Pia is a castle located in the town of Tivoli, Italy.
Constructed in 1461 by Pope Pius II to control the unruly population of Tivoli.
Named after Pope Pius II, authoritative figure of Renaissance culture.
Currently serves as a public office and cultural center.
Features quadrangular bastioned walls unique for its time.
Location: Tivoli
Address: Vicolo Barchetto
Source: Wikimedia