Origins and architecture of the Taj Mahal leading classes of Indian social structure and thus defined themselves as rulers in Indian terms. Red sandstone also had significance in the Persian origins of the Mughal empire where red was the exclusive colour of imperial tents. In the Taj Mahal the relative importance of each building in the complex is denoted by the amount of white marble (or sometimes white polished plaster) that is used. The use of naturalist ornament demonstrates a similar hierarchy. Wholly absent from the more lowly jilaukhana and caravanserai areas, it can be found with increasing frequency as the processional route approaches the climactic Mausoleum.
Origins and architecture of the Taj Mahal a reverberation time (the time taken from when a noise is made until all of its echoes have died away) of 28 seconds. This provided an atmosphere where the words of those employed to continually recite the Qu'ran (the Hafiz), in tribute and prayer for the soul of Mumtaz, would linger in the air. Wayne E. Begley put forward an interpretation in 1979 that exploits the Islamic idea that the 'Garden of paradise' is also the location of the Throne of God on the Day of Judgement. In his reading the Taj Mahal is seen as a monument where Shah