Dahi Handi is a Maharashtrian folk tradition celebrated every year after Krishna Janmashthami recalling the lord Krishna scrambling upon his friends who form a human pyramid to reach and break an earthen pot containing buttermilk hung high above.  Check out this Dahi Handi video - The World record of 9 storey human pyramid at Sanskruti Pratishthan, Vartak Nagar, Thane.