The Caviar Co. will celebrate National Caviar Day on Saturday, July 18, from noon to 4 p.m. at its Tiburon Champagne Lounge. Guests can enjoy live music and a special event menu featuring a variety of caviar dishes. Champagne, wine, and additional featured offerings will be available for purchase throughout the afternoon. A caviar hot dog stand will also serve specialty hot dogs while supplies last. Reservations are recommended for the event.