San Joaquin Valley, otherwise known as The Central Valley is located directly in the middle of the state.  It is significant part of California's agriculture and also for the rest of the country.  In addition to the agriculture, Flea Markets are very common in the area and happen 7 days a week rotating to surrounding towns. They range from fairground size to not much bigger than a yard sale.  In this area they are primarily Mexican and are filled with produce, clothes, blankets, housewares  furniture, street food, you can find almost anything.