Carnuntum first appears in history during the reign of Augustus (6 AD), when Tiberius made it his base of operations as a Roman fort.

1.0 Carnuntum first appears in history during the reign of Augustus (6 AD), when Tiberius made it his base of operations as a Roman fort. Tom Carroll Photography https://www.tomcarrollphotography.com/ photo 1550 872 https://www.tomcarrollphotography.com/img/s/v-10/p3783869255-6.jpg