![Dr Stacy Phillips on Twitter: "Geologists βοΈ have worked with climbers π§ββοΈπ§ββοΈ to photograph rock textures and map the various different types of granite as they made ascents all over El Capitan! Dr Stacy Phillips on Twitter: "Geologists βοΈ have worked with climbers π§ββοΈπ§ββοΈ to photograph rock textures and map the various different types of granite as they made ascents all over El Capitan!](https://pbs.twimg.com/media/D5-BbUIW4AAeDqw.jpg:large)
Dr Stacy Phillips on Twitter: "Geologists βοΈ have worked with climbers π§ββοΈπ§ββοΈ to photograph rock textures and map the various different types of granite as they made ascents all over El Capitan!
Geological Society of America - NEW in the GSA Store: Geologic Map of the Southeast Face of El Capitan, Yosemite Valley, California http://bit.ly/1pMyT9M El Capitan in Yosemite National Park, California, is one
![NatGeoMaps on Twitter: "On June 3, 2017, Alex Honnold free soloed the Freerider route on El Capitan, Yosemite's 3,000-foot southwest face. Honnold spent a year choreographing thousands of precise moves to get NatGeoMaps on Twitter: "On June 3, 2017, Alex Honnold free soloed the Freerider route on El Capitan, Yosemite's 3,000-foot southwest face. Honnold spent a year choreographing thousands of precise moves to get](https://pbs.twimg.com/media/Dw9erPuV4AEJu2k.jpg:large)