Dr Stacy Phillips on X: "Geologists ⚒️ have worked with climbers 🧗♂️🧗♀️ to photograph rock textures and map the various different types of granite as they made ascents all over El Capitan!
El Capitan Facts | The Mecca Of Modern Rock Climbing - Lasting Adventures | Top-Rated Guide Services
El Capitan | Rock Climbing Routes" Canvas Print by designsbyMoiLS | Redbubble
Climbing El Capitan (and Alex Honnold) | Discover Yosemite National Park