There are different kinds of visa in Turkey. And you need to know them before your travel. We’d like to inform you about them, shortly.
2) Citizens of these countries can visit Turkey without a passport and also visa. They can visit with their ID card, only. Germany, Belgium, France, Georgia, Netherlands, Spain, Switzerland, Italy, TRNC (Northern Cyprus), Liechtenstein, Luxembourg, Malta, Portugal, Ukraine, and Greece.
3) The citizens of almost all other countries need to apply for visa by the website of relevant ministry.