Alameda County Fair Carnival rides, live music, agricultural and livestock contests and exhibits, vendors, exhibits, food, drink and more. 11 a.m.-11 p.m. daily through next Sun.; 9:30 p.m. fireworks Tues. $8-$15. Antioch Fourth of July Celebration Parade, live entertainment, car show, kids zone, prizes and fireworks. 11 a.m. Parade; 9:15 p.m.