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Try one (or all) of these epic fitness challenges this month.
25 of the Golden State's best outdoor challenges to tackle.
Sam Fox shares some great shots along his 103-day journey.
More like troubled sands; researchers find fecal bacteria on beaches.
Get comfortable with the right set of four wheels.
In "nature's toughest challenge," runners race around Mont Blanc.
Parkinson’s, patriotism and the pursuit of happiness