Sindh is one of the four provinces of Pakistan and historically is home to the Sindhi people. It is also locally known as the "Mehran". Though Muslims form the largest religious group in Sindh, a good number of Christians, Zoroastrians and Hindus can also be found. Sindh is bounded to the west by the Indus River and Balochistan, to the north by Punjab, and to the south by the Arabian Sea.
The main language spoken is Sindhi by about 40 million people. The name is derived from the Indus River that separates it from Balochistan and the greater Iranian Plateau. This river was known to the to the ancient Iranians in Avestan as Harauhuti, in Sanskrit as Sarasvati, to Assyrians (as early as the seventh century BC) as Sinda.Historical tourist sites include the ruins of Mohenjo-daro near the city of Larkana, Runi Kot, Jamshoro, Kot Deji, the Jain temples of Nangar Parker and the historic temple of Sadhu Bela, Sukkur. Islamic architecture is quite prominent in the province its numerous mausoleums include the ancient Shahbaz Qalander mausoleum dedicated to the Iranian-born Sufi and Shah Abdul latif Bhittai, Sufi Shah Inayat and Udero Lala mausoleums, and the beautiful mausoleum of Muhammad Ali Jinnah in Karachi.