Origins and architecture of the Taj Mahal complex of buildings and gardens that extends over and includes subsidiary tombs, waterworks infrastructure, the small town of 'Taj Ganji' to the south and a 'moonlight garden' to the north of the river. Construction of Taj Mahal began in 1632 AD, (1041 AH), on the south bank of the River Yamuna in Agra, and was substantially complete by 1648 AD (1058 AH). The design was conceived as an earthly replica of the house of Mumtaz Mahal in paradise. In 1607 (AH 1025) the Mughal Prince Khurrum (later to become Shah Jahan) was betrothed to Arjumand Banu Begum, the grand daughter
Taj Mahal mausoleum was essentially completed in 1643 but work continued on other phases of the project for another 10 years. The Taj Mahal complex is believed to have been completed in its entirety in 1653 at a cost estimated at the time to be around 32 million rupees, which in 2015 would be approximately 52.8 billion rupees (U.S. $827 million). The construction project employed some 20,000 artisans under the guidance of a board of architects led by the court architect to the emperor, Ustad Ahmad Lahauri. The Taj Mahal was designated as a UNESCO World Heritage Site in 1983 for being