📜 The University of California Riverside Citrus Variety Collection houses over 1,000 unique citrus varieties. 🔍 Known as the 'Noah's Ark of citrus', it's a vital center for research and plant breeding. # Why Go 🍊 Explore a vast and diverse collection of citrus fruits. 🔬 Learn about plant breeding and scientific research. 🍋 Discover unusual varieties, from striped lemons to caviar-like juice bubbles. # Why Avoid ⚠️ Only occasionally open to the public. # 💡 Tips Contact the collection’s director for visitor information.