De Young Museum is a fine arts museum that was opened in January 1921. Its original building had been part of the 1894 Midwinter Exposition, of which Mr. de Young was the director. The de Young was completely rebuilt, and the new building opened in 2005.
The California Academy of Sciences is the "largest public Platinum-rated building in the world, and also the world’s greenest museum", and also houses the Steinhart Aquarium and the Morrison Planetarium. The Academy of Sciences carries exhibits of reptiles and amphibians, astronomy, prehistoric life, various gems and minerals, earthquakes, and aquatic life. A completely new building for the Museum opened in September 2008 designed by Renzo Piano
Japanese Tea Garden the 5 acres (2.0 ha) Japanese Tea Garden is the oldest public Japanese garden in the United States. The garden was designed by Makoto Hagiwara for the 1894 Midwinter Exposition, including still-standing features such as the Drum Bridge and the tea house. Subsequent additions included a pagoda and Zen garden. It is one reported site of the introduction of the fortune cookie to America.

The San Francisco Botanical Garden was laid out in the 1890s, but funding was insufficient until Helene Strybing willed funds in 1926. Planting began in 1937 with WPA funds supplemented by local donations. This 55 acres (22 ha) arboretum contains more than 7,500 plant species. The arboretum also houses the Helen Crocker Russell Library, northern California's largest horticultural library.
The AIDS Memorial Grove has been in progress since 1988. In 1996, it was designated a national memorial by an act of Congress, becoming an affiliated area of the National Park System. The Grove's former executive director and current board member, Thom Weyand, has said that "part of the beauty of the grove is that as a memorial which receives no federal money, it is blessedly removed from the fight over the controversy of AIDS."
Two bridges connect the inner island to the surrounding mainland