Tahoe-Yosemite Trail Yosemite National Park. The TYT crosses paved roads at or near Echo Summit, Carson Pass, Ebbetts Pass, and Sonora Pass, which facilitates resupplying for thru hikers and provides trail access for section hikers. Tahoe-Yosemite Trail The Tahoe-Yosemite Trail (TYT) is a long-distance trail in the Sierra Nevada mountain range of California. The trail courses from Meeks Bay at Lake Tahoe to Tuolumne Meadows in Yosemite National Park. The trail is a foot and equestrian path that passes through the Desolation, Mokelumne, Carson-Iceberg, Emigrant, and Yosemite Wilderness Areas and the Meiss Country (Dardanelles) Roadless Area. The United States Forest Service had
Geology of the Yosemite area the past couple million years was the primary shaping force of the features (such rapid uplift would have greatly accelerated all types of erosion). Geology of the Yosemite area The exposed geology of the Yosemite area includes primarily granitic rocks with some older metamorphic rock. The first rocks were laid down in Precambrian times, when the area around Yosemite National Park was on the edge of a very young North American continent. The sediment that formed the area first settled in the waters of a shallow sea, and compressive forces from a subduction zone in the mid-Paleozoic fused the seabed