The California Academy of Sciences is a world class scientific and cultural institution. A single building houses an aquarium, a planetarium, and a natural history museum that’s filled with hundreds of innovative and engaging exhibits. Located in Golden Gate Park across from the de Young Museum, you may explore at your own pace. Tickets to the Planetarium are included in your admission. Just stop by the Planetarium kiosk when you arrive. Choose from two dining spots as well as satellite food stations for your no host lunch.