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Arnold Rim Trail Endurance Runs by Pacific Coast Trail Runs
White Pines Lake Park 1605 Blagen Road, Arnold11k, Half Marathon, 22-mile, and 37-mile options The Arnold Rim Trail Endurance Runs is produced by Pacific Coast Trail Runs in conjunction with the Arnold Rim Trail Association, White Pines Lake Park, Calaveras Visitors Bureau, Vallecito Union School District, the Calaveras District of the Stanislaus National Forest, the Calaveras Amateur Radio Operators, and surrounding communities. [...]