Residents and tourists in Venice waded through knee-deep water Monday as they navigated the city's narrow streets and alleys, and its historic St. Mark's Square was inundated.
In New Orleans, a warning to flee emptied the city before Hurricane Gustav in early September. In Houston, a plea to "hunker down" might have kept evacuation routes from clogging before Hurricane Ike struck.
Rescue workers took advantage of clear skies Sunday to resume searching for victims of devastating floods that have killed 114 people and ravaged more than a dozen cities in southern Brazil.
The 2008 Atlantic hurricane season, which ends Sunday, appears to have attained Olympian heights, setting at least five weather records in the United States and Cuba.
Weary residents ordered to evacuate during heavy overnight rains returned home Wednesday as the threat of mudslides and flash flooding in Southern California's burn areas eased.