Érétrie is a quoted of the ancient Greece, located on the island of Eubée on the Western coast at the south-east of its large rival Chalcis.

As of the antiquated time, it is a prosperous city which manufactures a Céramique refined and recognized. Although demolished by Chalcis towards 700 av . J. - C. at the time of the War lélantine, it continues to thrive. Allied of the city of Millet, it is the only city of Greece, with Athens, to assist from the Ioniens at the time of their revolt against the king of the Perses Darius I {{er}}. In reprisals, it is destroyed by the Persian generals Datis and Artapherne in 490 av . J. - C., little before the battles of Marathon. Although it is rebuilt, it enters from now on the orbit of Athens and loses any importance at the time Roman. She completely seems to disappear with the Byzantine time.

The site is re-occupied in 1824 by refugees psariotes after the Massacre of Psara: it takes then the name of Néa-Psara . Today, the small town found the ancient name of Érétrie. The vestiges of the ancient city are the object since 1964 of archaeological excavations by the Swiss School of archeology in Greece.