- Misenum, known today as Miseno, part of the commune of Bacoli and Naples in Italy, was a Roman town that developed next to the Roman Naval Base created by Augustus (27 BCE- 14 CE).
- The Naval Base, known as Portus Julius, was established in 27 BCE by Agrippa as the harbour of the Classis Misenensis (the Fleet of Misenum).
Portus Julius
- This was the Home Port of the Classis Misenensis, the Major Roman Naval Fleet in the Western Mediterranean..
- It was located in an inland lake, with an entrance into the Bay of Naples.
Classis Misenensis
- The Naval Base expanded to 250 vessels, of which at least 50 were Triremes, with 10,000 sailors based there.
- In the east, Ravenna became the secondary Base.
Roman Sites
- Piscina Mirabilis
- The terminus of the aqueduct which supplied the base was the Piscina Mirabilis, a huge freshwater Cistern.
Miseno