There are said to be more than 156 kilometers of double track checker plate steel creating drivable roads in the sand and more than 4, 000 hollow steel floating pontoons supporting 18 temporary bridges spanning the Ganga and Yamuna.

FORBES: Why a Harvard Finance Instructor Went to the Kumbh Mela

He landed on his right shoulder on the track and then slid headfirst about 30 metres in the sand.

BBC: Lorenzo takes pole for US MotoGP

Keeping track of all of this will be like trying to count grains of sand on a windswept, stormy beach.

FORBES: Malone's Musing

Hi-Crush, which has been selling sand to customers for only a year, doesn't have much of a track record to show investors.

WSJ: For IPO Market, Sand, Then Vacation