Sanliurfa, also known as Urfa or Şanlıurfa, is a city in southeastern Turkey. It is considered to be one of the oldest continuously inhabited cities in the world, with a history dating back to the Neolithic period. The city is known for its religious and cultural significance, as it is believed by many to be the birthplace of the Prophet Abraham. It is also home to several important historical and religious sites, including the Cave of Abraham, the Halil-ur-Rahman Mosque, and the Great Mosque of Urfa. The city is also an important center of industry, agriculture, and trade in the region.