On each Monday in the Shravan thirty day period, upto the Amavasya at the hours of darkness fortnight of your Bhadrapada and in addition from the bright fortnight of the Kartika towards the dim fortnight with the Magasirha, the procession with the lord Mahakal passes with the streets of Ujjain. https://jaidenaqaky.wikitron.com/908840/facts_about_mahakal_live_revealed