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
Counties of Iran Counties of Iran The counties of Iran, called shahrestan ( ), are administrative divisions of larger provinces ("ostan"). The word "shahrestan" comes from the Persian words ' ("city, town") and ' ("province, state"). "County", therefore, is a near equivalent to "shahrestan". Iranian counties are divided into one or more (), or districts. A typical county includes both cities ( ) and rural agglomerations ( ), which are groupings of adjacent villages. One city within the county serves as the capital of that county. Each county is governed by an office known as "farmandari", which coordinates different public events and agencies