In Moscow, however, surging crowds and tough security measures caused thousands of deaths.
The huge crowds caused a three hour traffic jam on London Bridge.
The crowd of 52,011 caused trouble, Thompson said.
The crowds, noise, and occasional crime especially associated with the clubs caused conflict with the new homeowners.
Sometimes the surging crowds, trekking from one station of the pilgrimage to the next, cause a stampede.
In the street, the crowd caused destruction on private property around the stadium.
They had attracted as many as 150 customers into the small area at once, and the police said the crowds were causing traffic accidents.
The fleeing crowd caused a stampede in front of the stand exits.
The crowd was causing traffic problems and endangering pedestrians, she said.
The circuslike atmosphere and crowd will cause the Ravens some consternation.