The Roof of Yosemite – Lyell & Maclure

Last Saturday I climbed Mount Lyell (13,120 ft), the highest point in Yosemite National Park, and nearby Mount Maclure (12,960 ft) via Lyell Canyon and Lyell Glacier. The trip entailed about ~30 miles (22 miles along the JMT and the remainder on snow and rock). The roundtrip time for the adventure run was 8:50, which…