The Isthmus of Perekop (Ukrainian: Перекопський перешийок; translit. Perekops'kyy pereshyyok; Russian: Перекопский перешеек; translit. Perekopskiy peresheek Crimean Tatar: Or boynu, Turkish: Orkapı) is the narrow, 5–7 kilometres (3.1–4.3 mi) wide strip of land that connects the Crimean Peninsula to the mainland of Ukraine. The isthmus is located between the Black Sea to the west and the Sivash to the east.