This is a clear and illustrative picture from Wikipedia.
“Tunnel View is a scenic overlook on State Route 41 in Yosemite National Park. The iconic and expansive view of Yosemite Valley from the view point has been seen and documented by visitors since it opened in 1933. …
“The view looks eastward into Yosemite Valley, and includes surrounding features, such as the southwest face of El Capitan on the left, Half Dome on axis, and Bridalveil Fall on the right.”
(Wikipedia)