Stonewall Mine — The Last Adventurer
Directions: From downtown San Diego, Stonewall Mine is located fifty-nine miles to the northeast. The most convenient route to the mine is along Interstate 8 East to the CA-79/Japatul Valley Road Exit. From the freeway, Stonewall Mine is fifteen miles to the north, along CA-79, and just past Stonewall Peak and the Paso Picacho Campground.
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