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All-American Canal, an 80 mi (129 km) long aqueduct located in southeastern California. It conveys water from the Colorado River to the Imperial Valley and to nine cities. Canal systems irrigates up to 630,000 acres (250,000 ha) of good crop land and has made possible a greatly increased crop yield in this semi-desert area. Largest irrigation canal in the world, carrying a maximum of 26,155 cubic feet per second (740.6 m3/s). Runs parallel to the Mexico California border for several miles and with over 500 people having drowned in the canal since 1997, it has been called "the Most Dangerous Body of Water in the U.S."