The California Academy of Sciences is a renowned natural history museum located in San Francisco, California. It features an aquarium, planetarium, and a natural history museum all under one roof. The building is known for its sustainable design and green roof, which is home to native plants. Visitors can explore diverse exhibits, including a rainforest dome and a living roof. The academy also conducts scientific research and offers educational programs for all ages, making it a popular destination for families and school groups. Its mission is to promote understanding and appreciation of the natural world.