1. Milan, Italy 2. Brussels, Belgium 3. Antwerp, Belgium 4. Honolulu, US 5. Los Angeles, US 6. London, UK 7. San Francisco, US 8. Manchester, UK 9. Paris, France 10. Rotterdam, Netherlands 11. Austin, US 12. Nottinghamshire, UK 13. Ghent, Belgium 14. Montreal, Canada 15. Liverpool, UK 16. New York, US 17. Bridgeport, US 18. Stuttgart, Germany 19. Birmingham, UK 20. San Jose, US Milan has the worst traffic congestion of any city across Europe and North America, new data shows. Although London and Los Angeles remain frighteningly bad for congestion and are among the top 10 worst offenders, Milan, Italy, took top spot.
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Milan, Italy, shown to have the worst traffic congestion across all European and North American major cities
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Londoners spend an incredible average of 83.4 hours in traffic each year trying to commute across town
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Study authors claim congestion acted like a 'magnet' - where it existed, more traffic was disproportionately attracted
Los Angeles
Los Angeles
Those in @placeholder waste a slightly less shocking  64.3.
Milan
Milan
Milan
Milan
Drivers in @placeholder - the city ranked overall as the worst - only lose 57 hours a year.
Rotterdam
@placeholder, in the Netherlands, came tenth and was the only Dutch city to feature on the list
Ghent
The illuminated cathedral in @placeholder, Belgium, left, looks pretty - but the traffic trying to navigate the streets below it is less appealing.
Montreal
Meanwhile this aerial view of @placeholder, Canada, pictured right, shows why the city came fourteenth on the rankings