They where built to protect villages or as a fall back position
castel del Monte was built for fredericks the 2nd in 1242. it was also numerolgy that made it be built
With great difficulty.
The population of Castel San Giovanni - Castel Ritaldi - is 259.
Castel Goffredo's population is 11,885.
Castel Nuovo was created in 1282.
Castel d'Ario's population is 4,882.
Castel Focognano's population is 3,304.
The population of Castel Castagna is 540.
The population of Castel Colonna is 1,069.
The population of Castel Condino is 235.
The population of Castel Morrone is 4,007.
Castel d'Azzano's population is 10,825.