Rey, Iran Rey, Iran Rey or Ray (; , Šahr-e Rey, “City of Ray”), also known as Rhages (; , or Europos (Ευρωπός) "Rhagai"; or "Rhaganae") and formerly as Arsacia, is the capital of Rey County in Tehran Province of Iran, and the oldest existing city in the province. Ray today has been absorbed into the Greater Tehran metropolitan area. Ray is connected via the Tehran Metro to the rest of Tehran and has many industries and factories in operation. Limited excavations of what was not bulldozed began in 1997 in collaboration with the Iranian Cultural Heritage and Tourism Organization (ICHTO), the
Provinces of Iran Provinces of Iran Iran is subdivided into thirty-one provinces ( "Ostān", plural "Ostānhā"), each governed from a local center, usually the largest local city, which is called the capital (Persian: , "markaz") of that province. The provincial authority is headed by a Governor-General (Persian: "Ostāndār"), who is appointed by the Minister of the Interior subject to approval of the cabinet. Iran has held its modern territory since the Treaty of Paris in 1857. From 1906 until 1950, Iran was divided into twelve provinces: Ardalan, Azerbaijan, Baluchestan, Fars, Gilan, Araq-e Ajam, Khorasan, Khuzestan, Kerman, Larestan, Lorestan, and Mazandaran. In 1950, Iran