One part shopping, one part feasting, and one part music and entertainment. TreasureFest (formerly Treasure Island Flea), is a unique monthly festival that showcases the best of the bay area. Rotating lineup of 40+ Food trucks and Tents! Seasonal cocktails, local wines, and craft brews at the TFest Bars! 400+ curated vendors to shop! ALL vintage, antiques, crafters, and artists. Nor- Cal's largest monthly festival. Live music from top, up and coming local artists! DIY workshops. Kid's games and entertainment and more!