Located within Black Diamond Mines Regional
Preserve, the 2.4 mile Stewartville Trail is available for hiking,
biking and horseback riding. Beginning at the end of
Fredrickson Lane, on the left side, before the entrance to Contra Loma,
Stewartville Trail offers views of Mt. Diablo and the surrounding hills.
To reach Black Diamond Mines Regional Preserve travel along Highway
4 to the Somersville Road exit in Antioch. Travel south along
Somersville Road to the Preserve entrance. |
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