Yosemite National Park Yesterday & Today. Glacier Point looking toward Half Dome, circa 1910.

Yosemite below Vernal Fall.

Bridal Veil Falls from Big Oak Flat Road.

Yosemite National Park, Glacier Point, Overhanging Rock.

Yosemite National Park, Mirror Lake.

Yosemite National Park, Wawona Tunnel (view of Yosemite Valley.)

Bridal Veil Falls from Valley View (a.k.a. Rocky Ford or Harding Trail in historic photographs.)

Yosemite National Park, below Nevada Fall.

Yosemite National Park, Yosemite Valley from Inspiration Point.

Yosemite National Park, Camera "Fiends" at Glacier Point. Yosemite Falls in distance.

Yosemite National Park, from Glacier Point, Vernal and Nevada Falls in distance.

Yosemite National Park, Yosemite Falls.

Yosemite National Park, climbing Half Dome (cables in modern view.)

Yosemite National Park, view from summit of Half Dome.

Yosemite National Park, view from summit of Half Dome.

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Yosemite National Park, Cap of Liberty and Nevada Fall.

Yosemite National Park, Lower Yosemite Falls.

Yosemite National Park, Tuolumne Meadows.

Yosemite National Park, Lembert Dome.

Yosemite National Park, Lembert Dome in foreground, with Tuolumne Meadows and Cathedral Peak in background.

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Yosemite National Park, Lembert Dome.

Yosemite National Park, Valley View with El Capitan at left and Bridal Veil Fall at right.

Yosemite National Park, Union Point view of Yosemite Falls.

Yosemite National Park, Agassiz Column and distant Yosemite Falls.

Yosemite National Park, Yosemite Falls.

Yosemite National Park, Silver Apron above Vernal Fall.

Yosemite National Park, Grizzled (Grizzly) Giant tree.

Yosemite National Park, Cap of Liberty, along Muir Trail.

Yosemite National Park, Cap of Liberty and Nevada Fall, along Muir Trail.

Yosemite National Park, Yosemite Falls from Sentinel Dome.

Yosemite National Park, view from Big Oak Flat Road.

Yosemite National Park, Three Brothers.

Yosemite National Park,, from old Pohono Trail.

Yosemite National Park, Cathedral Rock in Yosemite Valley.

Yosemite National Park, Three Brothers.

Yosemite National Park, Hetch Hetchy.

Yosemite National Park, Hetch Hetchy.

Yosemite National Park, Tenaya Lake.

Yosemite National Park, Tuolumne Meadows and Lembert Dome.