https://minesofspain100.com/course/
COURSE & AID STATION SPECIFICS 1 Loop = ~20mi with ~2,800ft of elevation gain 100mi = 5 Loops & ~14,000ft of gain with a 33 hour time limit 100k = 3...
mines of spaincourseampaidstations
https://minesofspain100.com/minesrace-45/
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mines of spain