REPORT: Grand Canyon 4x R2R2R = R2R2R2R2R2R2R2R2R FKT

On Fri, Oct 26, 2018, I managed to finish an octuple (8x) Grand Canyon crossings in 58 hours and 11 minutes. That’s a R2R2R2R2R2R2R2R2R, or 4 double-crossings—which—to the best of my knowledge, has never been done before. UltraPedestrian Ras holds the… Continue Reading