Although less common than Salmonella or Campylobacter, Shigella is a significant cause of foodborne disease. Shigella is responsible for 10% to 20% of cases of bacterial foodborne illness each year in the United States.
A century later, it continues to be a marvel in modern engineering. The LA Aqueduct brought water from the Owens Valley hundreds of miles away to a growing area in need of additional resources to sustain its people and their endeavors, helping spur an economy that today rivals that of many nations.
In the early 20th century, efforts to channel water from the eastern slopes of the Sierra Nevada to the city and the surrounding region culminated in the building of the Los Angeles Aqueduct, completed in 1913. 1  Play video The Brooklyn Bridge. 2  Play video Panama Canal Locks. 3  Play video Panama Canal Trains.