Central Arizona Project Aqueduct near Taliesin West, Scottsdale, AZ. The CAP aqueduct, at 336 miles, is the longest in the USA. It brings water from the Colorado River to Central and Southern Arizona..
Central Arizona Project Aqueduct near Taliesin West, Scottsdale, AZ. The CAP aqueduct, at 336 miles, is the longest in the USA. It brings water from the Colorado River to Central and Southern Arizona..