On a recent afternoon, a group of mechanics gathered at a lowrider show. This isn't Los Angeles – a city where lowrider culture has deep roots – it's more than a 1,000 miles away in Mexico City. For decades, Mexican immigrants have headed north and shaped the culture of California’s cities. But now, a growing number of their children and grandchildren are leaving California and moving to Mexico. Reporter Levi Bridges met up with some of them in Mexico City to learn why they made the move. Plus, in the Central Valley, you often see signs from the California Farm Water Coalition that say “Food grows where water flows." The system of canals and reservoirs that feeds farmland there is one of the biggest in the world. But irrigation canals are also places where people dump unwanted objects, like toilets, furniture or shopping carts. It's Big Valley Divers job to clean and maintain the canals and the dams that feeds farmland, For her series California Foodways, Lisa Morehouse spent a day in Colusa County with Big Valley Divers  to learn all about the unusual job that keeps the water flowing. Learn more about your ad choices. Visit megaphone.fm/adchoices