A view north across San Francsico to the Golden Gate Bridge and the Marin Headlands from the DeYoung Museum tower. A view north across San Francsico to the Golden Gate Bridge and the Marin Headlands from the DeYoung Museum tower. The living garden roof of the California Academy of Sciences. The main entrance of the California Academy of Sciences. The de Young Museum from the California Academy of Sciences. A view of the California Academy of Sciences from the fountain in front. A view of the California Academy of Sciences from the fountain in front. A view of the DeYoung Museum tower in San Francisco's Golden Gate Park. A view of the DeYoung Museum in San Francisco's Golden Gate Park. The California Academy of Sciences as seen from the tower of the DeYoung Museum. An aerial view of Golden Gate Park, including the De Young Museum (left) and the California Academy of Sciences under construction (above and to the right). A view of the de Young Museum from the roof of the California Academy of Sciences. The California Academy of Sciences as seen from the tower of the DeYoung Museum. The California Academy of Sciences as seen from the tower of the DeYoung Museum. A view of the DeYoung Museum in San Francisco's Golden Gate Park. A view of the DeYoung Museum in San Francisco's Golden Gate Park. A view of the DeYoung Museum in San Francisco's Golden Gate Park. An aerial view of Golden Gate Park, San Francisco. The San Francisco Maritime National Historical Park at the Hyde Street Pier, San Francisco, with the Golden Gate Bridge in the background. A view of the de Young Museum from the roof of the California Academy of Sciences.