The Preveza prefecture occupies the south-west of the Epirus region, and has an total area of 1,036 sq km. Northern borders with the prefectures of Ioannina and Thesprotia, east and southeast with the prefecture of Arta. There at 31 b.c. took place one of the most shattering naval battles of the ancient world, which held the power of the Roman Empire, between Octavios, most known as August Caesar, and Antonios. In memory of his victory, Octavios created a brilliant new city, Nikopolis, which flourished in the next centuries and it's population surpassed the 300.00 inhabitants.The destruction of Nikopolis almost 10 centuries later, borned Preveza. The historical continuity expressed by the 14th century, when the site of the ruins of Nikopolis mentioned as old Preveza.

The new town was part of the famous Despotate of Epirus until it's overthrow. Venice, foreseeing the importance of Preveza, occupied it by the Turks, and fortified it by the famous Venetian castle. The city, due to it's settlement, was a bone of contention between the French and Ali-Pasha of Ioannina. It was liberated and joined the new Greek state in 1912. Today, the city of Preveza has approximately 30,000 residents.

Preveza looks like an island, as it is surrounded on it's 3 sides by the sea that they say that even today sputts up the the aroma of Cleopatra that Antonios to the naval battle of Aktion.

It's breath comes from the Amvrakikos Gulf, an ecosystem with exceptional biological, ecological and aesthetic value, from the coast of the Ionian and from the forests that surround it. In the picturesque streets you can see old mansions, gardens and courtyards full of flowers and at the edges many groves, beautiful beaches and archaeological sites. Somewhere there Markos Avrilios built his villa so that he could dedicate itself to writing. The city is evolving today into a modern administrative, economic and cultural center of a large area maintaining it's character, result of which became known as "green city".

At Preveza, capital of the Prefecture, you will have the opportunity to see the Roman Nikopolis, the scattered Byzantine churches, the Venetian and Ottoman castles (Venetian Olive), Seitan Pazar, the old mansion houses of the 19th century, the beautiful city port, as well as modern infrastructure, the undersea link Aktion - Preveza and the Aktio airport.

Also remarkable monuments of the city is the Venetian fortress of San Andreas (18th ct.), in the city center near the port, the castles of Saint George, Pantokratoras, controlling the entry of Amvrakikos and bastion of Vrisoula, which Ali Passa of Ioannina built at 1807. The churches of the city are also interesting, like Saint Nicolas, Saint Athanasios, Virgin of the Foreigns, Saint Spyridonas at Vrisoula, as well as the Cathedral of St. Charalambos, which was rebuilt at 1973, with excellent iconostasis pictures (1793, 1804) and it's sculptured wooden gold-plated iconostasis (1827). Tangents of the Cathedral is the Venetian clock tower, built at 1752.