Levees for former salt ponds provide access to extensive wetlands, tidal channels, and wildlife in the South Bay near the town of Alviso, which lies below sea level due to groundwater extraction and subsidence during the first half of the 20th century.
The Bay is the largest estuary along the west coast and provides a rich diversity of environments that can be explored in numerous federal, state, and county parks.
San Francisco Bay Miller-Knox Regional Shoreline
UC Press - Natural History of the San Francisco Bay Region.
Contra Costa andAlameda County - oak grasslands and riparian corridors
Bay Nature April-June Supplement
The Cone Peak area has the steepest coastal topography in the Lower 48 states. The area is also recovering from the intense 1999 and 2008 wildfires.
Founded by Father Junipero Serra in 1771. The surrounding fields preserve canals and reservoirs constructed by the Spaniards for their water supply.
These volcanic rocks on the west side of the San Andreas Fault have been transported over 200 miles from the Mojave Desert.
The summit of Mount Diablo offers some of the most areally extensive views on earth.
Lake Tahoe
Geological landscapes around the largest alpine lake in North America.