Self-guided mystery picnic in Julian, San Diego. Solve clues on smartphone to collect gourmet picnic items from local producers: cheeses, meats, fruits, crackers. Includes games, recommendations. Find hidden picnic spot. Duration ~3 hours. Start 10 a.m.-3 p.m. All ages, 21+ for alcohol. Driving ~5.2 miles. Dietary options. Bring basket, plates, knife.