22 photos that show the evolution of New York City's Time Square ball drop
Nov 29, 2017, 21:33 IST
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Every year, over a million people pack into New York City's Times Square to revel in the new year.
2017 marks the 100th anniversary of the ball drop - the tradition of watching a glowing sphere that slides down a pole until midnight.
Let's take a look at how the celebration has evolved over the past century.