Duba nassi da ke ƙasa sannan ka amsa tambayar daga baya a cikin yare iri ɗaya kamar nassi: Passage: The Istanbul Metro (Turkish: İstanbul Metrosu) ita ce hanyar jirgin ƙasa mai saurin wucewa wanda ke hidimar birnin Istanbul, Turkiyya. Metro Istanbul (wanda aka sani da Istanbul Ulaşım A.Ş. kafin 2016), kamfani ne na jama'a, wanda ke ƙarƙashin ikon Istanbul Metropolitan Municipality. Mafi tsohuwar ɓangaren metro shine layin M1, wanda aka buɗe a shekarar 1989; yanzu ya haɗa da tashoshin 89 da ke aiki, tare da ƙarin 64 da ake ginawa. Tambaya: Ta yaya aka san saurin wucewar Istanbul?
Jirgin karkashin kasa na Istanbul