Taj Mahal earlier Mughal buildings were primarily constructed of red sandstone, Shah Jahan promoted the use of white marble inlaid with semi-precious stones. Buildings under his patronage reached new levels of refinement. The tomb is the central focus of the entire complex of the Taj Mahal. It is a large, white marble structure standing on a square plinth and consists of a symmetrical building with an "iwan" (an arch-shaped doorway) topped by a large dome and finial. Like most Mughal tombs, the basic elements are Persian in origin. The base structure is a large multi-chambered cube with chamfered corners forming an unequal
Taj Mahal (palace) as they had no money for the repairs. By 2008, large parts of the palace complex had collapsed. The palace was declared a state heritage monument by the Government of Madhya Pradesh in 2005 and the state archaeology department carried out restoration in parts. However, it was denotified in 2011 and the government now plans to transfer the property to the tourism department for its development as a heritage hotel. The architecture of Taj Mahal has British, French, Mughal, Arabic and Hindu influences. The palace contains 120 rooms, a hall of mirrors or "sheesh mahal" and the "savon bhadon" pavilion,