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Mammoth Trip, 2026

September 10

Gaylor Peak



But this morning, our first at altitude, after a miserable night, my Body Battery starting the day at 45% and a pulse-oximeter reading below 90 SpO2, I was a tired old man.

I was ambitious at the outset, thinking we could repeat our 2013 loop in reverse, climbing up the steep class 3 slope from Gaylor Lake we had descended back then. -F