12. London, UK (40%)
In a recent survey, navigation company TomTom published a list of the world’s most congested cities. The information was calculated based off data from traffic index’s spread across 19 trillion data points within 390 cities. The result was each city being scored a congestion level percentage out of 100, with numbers closer to 100 indicating the cities high levels of congestion. With this information, we’ve filtered the list to show each continents most congested city and highlighted the congestion levels in some of the world’s major cities such as London, Los Angeles and Beijing.