Carmageddon? Please! Four of the world's worst traffic jams.
Ralph Lauer/Fort Worth Star-Telegram/AP/File
1. Houston (2005)
In an effort to flee the wrath of Hurricane Rita, an estimated 2.5 million Texans evacuated Houston in September 2005, just more than a month after hurricane Katrina devastated the Gulf Coast. The evacuation rush caused a 100-mile-long traffic jam.
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