Origins and architecture of the Taj Mahal metres is a smaller marble casket. Both base and casket are elaborately inlaid with precious and semiprecious gems. Calligraphic inscriptions on top of the casket recite verses from the Koran and on the sides express the Ninety-Nine beautiful names of Allah. The inner chamber of the Taj Mahal contains the cenotaphs of Mumtaz and Shah Jahan. It is a masterpiece of artistic craftsmanship, virtually without precedent or equal. The inner chamber is an octagon. While the design allows for entry from each face, only the south (garden facing) door is used. The interior walls are about 25 metres high, topped
Taj Mahal in the event of an earthquake. In 2011, it was reported that some predictions indicated that the tomb could collapse within 5 years. Small minarets located at two of the outlying buildings were reported as damaged by a storm on April 11, 2018. The Taj Mahal attracts a large number of tourists. UNESCO documented more than 2 million visitors in 2001, which had increased to about 7–8 million in 2014. A two-tier pricing system is in place, with a significantly lower entrance fee for Indian citizens and a more expensive one for foreigners. In 2018, the fee for Indian citizens