https://www.wired.co.uk/article/brexit-march-peoples-vote-crowd-size?utm_term=Autofeed&utm_medium=Social&utm_source=Facebook&fbclid=IwAR343NLMHXy1aIxlek_snuIG52LqFGC0SrTslQeLJ-sdDEfnlwTq_PzbzWU#Echobox=1553500960
It seems that it was a bit less than a million, you little fibbers .........
“Based on the visuals from the helicopter image, it’s between 312,000 and 400,000 people,” explains Manchester Metropolitan University’s Keith Still, a world leader in crowd science who has developed mandatory event-monitoring training for police.