Mashhad ( ; ) is the second most populous city in Iran and capital of Razavi Khorasan Province. It is located in the northeast of the country, close to the borders of Turkmenistan and Afghanistan. Its population was 2,749,374 at the 2011 census and its built-up (or metro) area was home to 2,782,976 inhabitants including Mashhad Taman and Torqabeh cities. It was a major oasis along the ancient Silk Road connecting with Merv in the East.