All formalities for each citizenship are detailed on the following link:
Concerned people should apply by clicking on https://www.evisa.gov.tr/en/
ENTERING THE COUNTRY
Visa policy of Turkey depends on the origin country. Details on this topic can be found at http://www.mfa.gov.tr/visa-information-for-foreigners.en.mfa.
We will be happy to provide more details on request, do not hesitate to ask us for any remaining question mark on this topic.
ARRIVAL ROUTES TO ISTANBUL
There are two international airports in Istanbul: Atatürk Airport on the European side of the city and Sabiha Gökçen Airport on the Asian side.
Connections from these airports offer easy means to join the city center, by taxi, shuttles, metro & tramway public transportation. Boats (vapur) are other means to cross the Bosphorus in a highly enjoyable way.
Turkey is two hours ahead of Greenwich Mean Time (GMT) and seven hours ahead of Eastern Standard Time (EST).
INTERNATIONAL TELEPHONE CODE
220V AC with a frequency of 50 Hertz. European standard plugs with two round pins are used.