Chicago Cubs parade: Fans swarm streets hours ahead
The Cubs' Post-Win Celebration Was the Largest Gathering of People in US History - Bleacher Nation
Cubs Hold Parade, Rally In Front Of 5 Million Fans, News Local/State
Hundreds of thousands of fans celebrate Braves title in parade
Chicago Cubs are a hit on parade circuit
Unskew the Cubs - The Ringer
Five Million Reasons the Cubs Crowd Estimates are Bogus – Skepchick
Chicago Cubs celebrate winning the World Series at massive rally – The Denver Post
Cubs Parade: 5 million celebrate 'Cubstock 2016'