50 Trail Runs In Southern California

* Describes a wide range of running trails near Southern California's major metropolitan areas

* Seasoned trail runners offer advice on this popular sport

Southern California's accessible mountain and desert trails, not to mention its warm climate, make it one of the best US locations for the trail running. The Santa Monica Mountains, the San Gabriels, the San Bernardinos, and Santa Ynez offer trails suited to all levels of skill and commitment, amidst stunning natural settings ju…