The money seldom goes towards the upkeep.
The underground passages also contain some secret passage that leads to various places like the Palace of Raja Raja chola and also to other important places.
About a 100 metres 330 ft ahead is the inner courtyard gopuram called the Rajarajan tiruvasal.
Few needed restoration post series of raids and destruction of Mughal terrorists.
But the Kakatiya king,Ganpati occupied Kanchi in 1250 and weakened the Cholas decisively.
A total of twenty three different types of pearls, eleven varieties of diamonds and rubies are mentioned in these inscriptions.