Romania's largest bastion fortress, a seven-pointed star built by the Habsburgs in 1715–1738 at Alba Iulia; baroque gates, cathedrals, the Union Hall and a changing of the guard, all with free access.
Fortresses and fortificationsMonuments and historic sites
A 13th-century count's residence, bought by the Saxon villagers in 1430 and turned into a peasant fortress: a Romanesque keep, two rings of walls and a chapel, in a valley near Sebeș.
Fortresses and fortificationsMonasteries and churchesUNESCO
The ruins of a Dacian fortress on a wooded hill above the Sebeș valley: limestone walls in the murus dacicus technique and the base of a tower house, the only Dacian UNESCO site in Alba County.
Fortresses and fortificationsMonuments and historic sitesUNESCO