Thatta is a city in the Pakistani province of Sindh. Thatta was the medieval capital of Sindh, and served as the seat of power for three successive dynasties. Thatta's historic significance has yielded several monuments in and around the city. Thatta's Makli Necropolis, a UNESCO World Heritage Site, is site of one of the world's largest cemeteries and has numerous monumental tombs built between the 14th and 18th centuries designed in a syncretic funerary style characteristic of lower Sindh. The city's 17th century Shah Jahan Mosque is richly embellished with decorative tiles, and is considered to have the most elaborate display of tile work in the South Asia.

Sindh is a province of Pakistan. Located in the southeastern region of the country, Sindh is the third-largest province of Pakistan by land area and the second-largest province by population after Punjab. It is bordered by the Pakistani provinces of Balochistan to the west and north-west and Punjab to the north. It shares an International border with the Indian states of Gujarat and Rajasthan to the east; it is also bounded by the Arabian Sea to the south. Sindh's landscape consists mostly of alluvial plains flanking the Indus River, the Thar Desert of Sindh in the eastern portion of the province along the international border with India, and the Kirthar Mountains in the western portion of the province.