The SJS 50 is a Colorado San Juan Classic. Once called the Lake City 50, This majestic, high alpine loop and the list of who's who of the sport who have run it are both equally impressive.

Whether you're considering running it yourself or just want to visit this remote nook of Southwest Colorado, this one's for you!

Ryan Sullivan is the self proclaimed #1 SJS 50 fan and is also extremely fast, having run the race 4x and winning twice with a course PR of 8hrs 12min. Hear first hand what it takes to traverse 12k ft and spend hours about 12,500ft elevation to win this CO mid summer staple.

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