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The festivities started outside of Wrigley Field, where thousands of fans waited for a glimpse of their World Series-winning team.
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In addition to holding a parade and rally to celebrate the city's big win, the Chicago River was dyed blue for the occasion.
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An estimated 6 million people lined the streets of Chicago catch a glimpse of the Cubs after their first World Series win in 108 years.
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Players traveled across the city on buses, making their way downtown from Wrigley on the North Side.
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The team's signature "W" flags were impossible to miss along the parade's route.
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Cubs first baseman Anthony Rizzo — who caught the ball in that game-ending out — rode high with teammates Dexter Fowler and Kris Bryant.
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It's safe to say the city of Chicago partied like it's 1908 — and then some!
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Joe Ricketts, whose family owns the Cubs, hoists the Commissioner's Trophy above his head.
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A group of little Cubs fans are just as excited as their older counterparts about the big win!
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World Series MVP Ben Zobrist fist pumps outside Wrigley Field.
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Double decker buses carried the players, their families and other Cubs staffers to Grant Park for the rally.
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Fowler, Rizzo, Bryant and Jason Heyward wave to the fans.
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Cubs president of baseball operations Theo Epstein shares a moment with the Commissioner's Trophy with his son, Jack.