Mazār-i-Sharīf (Dari and Pashto: مزار شریف‎), also called Mazār-e Sharīf, or just Mazar, is the fourth-largest city of Afghanistan, with a 2015 UN–Habitat population estimate 427,600. It is the capital of Balkh province and is linked by highways with Kunduz in the east, Kabul in the southeast, Herat in the west and Termez in Uzbekistan in the north. It is about 55 km (34 mi) from the Uzbek border.