| Description: | The FOURmidable trail races offer an exciting challenge that pushes your boundaries while showcasing the stunning landscapes of the Sierra Nevada foothills. It features multiple distances including a 50K, 35.5K, half marathon, and 13K, catering to a range of endurance levels. Participants experience rugged trails and significant elevation changes, making it a true test of trail running prowess.
The 35.5K race, also part of the FOURmidable event, boasts over 4,000 feet of vertical gain. It incorporates three of the four major climbs found in the 50K course, specifically K2 (Training Hill), Knickerbocker (Old Auburn Dam Site), and Overlook hill, offering a formidable trail running experience. |