If you have had enough of Presidio sightseeing, a nice option to go for is a stroll along this sandy beach. Take in the amazing views of Golden Gate Bridge and observe various water birds and local plants. It is also a popular running and biking spot.
Wikipedia https://en.wikipedia.org/wiki/Crissy_Field
Official website http://www.nps.gov/prsf/planyourvisit/crissy-field-marsh-and-beach.htm
More Information http://www.parksconservancy.org/visit/park-sites/crissy-field.html?referrer=https://www.google.cz/
Address Golden Gate Promenade, San Francisco 94129, United States
Coordinates 37°48'19.404" N -122°27'34.453" E
