📜 Lush, circular park on former Mare Island Naval Base, featuring a 19th-century bandstand and diverse global trees planted in the 1860s. Displays an assortment of naval weaponry from the last 200 years, including a 28-foot intercontinental ballistic missile, Civil War-era torpedoes, and cannons. # Why Go ✨ Unique blend of historical weaponry and natural beauty, perfect for a picnic. 🚀 See a 28-foot intercontinental ballistic missile, Civil War-era torpedoes, and cannons. 🌳 Explore a variety of trees from around the world, including elm, apple, bay, olive, apricot, locust, fig, and eucalyptus. 💰 Free entrance. # Why Avoid ⚠️ Park is somewhat disheveled since the US Navy moved out in the 1990s. # 📍 Location Located between Railroad and Walnut Avenue and 8th Street on Mare Island. 🅿️ Free roadside parking. # 💰 Cost Entrance is free.