Tiltill Valley is a remote valley in northern

Yosemite National Park Yosemite National Park ( ) is an American national park in California, surrounded on the southeast by Sierra National Forest and on the northwest by Stanislaus National Forest. The park is managed by the National Park Service and covers an ...

. It is accessible only to hikers and equestrians. The valley is most easily reached via trail heads in the vicinity of the

Hetch Hetchy Valley Hetch Hetchy is a valley, a reservoir, and a water system in California in the United States. The glacial Hetch Hetchy Valley lies in the northwestern part of Yosemite National Park and is drained by the Tuolumne River. For thousands of years bef ...

and Lake Eleanor. The valley provides access to many remote alpine lakes throughout the largely untamed wilderness that defines the northern portion of Yosemite National Park and the adjacent Emigrant Wilderness.

References

Landforms of Yosemite National Park Valleys of Tuolumne County, California Valleys of California {{US-NationalParkService-stub