The geography, climate and geology of the Presidio result in a complex natural history and a rich diversity of life. It is a unique world within a world. From birds to plants the ecosystems here can be found in few places on the planet.
These small islands of life are always at risk. A seemingly insignificant act … like picking a flower … can affect the plant for a year.
A thoughtlessly tossed plastic bottle will still be around a half-century later.
San Francisco's Presidio was over 100-million years in the making.
Did You Know?
Held to celebrate the completion of the Panama Canal, the 1915 Panama-Pacific International Exposition drew thousands of visitors to today's Marina district and Presidio bayfront.