Scaling Arapahoe peaks, Colo., U.S.A.

Searching for gold quartz in the Midlle Moutains, Colorado, U.S.A.

Lulu Middle Park, Colorado.

Mirror Lake and Cap of Liberty, Yosemite Valley.

From the Summit of Cloud's Rest S.E. over the Little Yosemite to Mt. Clark, Yosemite Valley, California, U.S.A.

Looking northeast from the Summit of Cloud's Rest over Tenaya Canyon and Tenaya Lake, Yosemite Valley, California, U.S.A.

Looking West from Nevada Trail, down Merced Canon past Grizzly Peak to Glacier Point, Yosemite, Cal. U.S.A.

Illilouette Falls and Canyon, N. to Half Dome (right), and North and Basket Domes (left), to Mt. Hoffman (10,870 ft.)Yosemite Valley, Cal., U.S.A.

Vernal and Nevada Falls, Cap of Liberty and Mt. Clark (11,250 ft.) east from Glacier Point, Yosemite Valley, Cal., U.S.A.

From Glacier Point across the valley to the Yosemite Falls, Yosemite Valley, Cal.,U.S.A.

From Eagle Peak over the Valley to Glacier Point, Mt. Clark, Nevada Falls and Half Dome, Yosemite, Cal., U.S.A.

Yosemite Valley from inspiration Point, California, U.S.A.

Yosemite Valley from inspiration Point, California, U.S.A.

From long trail to Glacier Point, north over Canyon to Half Dome, Yosemite, Cal., U.S.A.

Mt. Clark (11250 ft.) S.E. from the slopes of Cloud's Rest, Yosemite, Cal., U.S.A.

The superb Nevada Fall, 600 ft. slanting descent, Merced Canyon, Yosemite, Cal., U.S.A.

Yosemite Falls (total leap 2500 ft.) across valley from Union Point, Yosemite Valley, Cal., U.S.A.

Merced River, Royal Arches, Washington Column and North Dome, Yosemite Valley, U.S.A.

Reflected view of Cathedral Rocks south down the Valley, Yosemite, Cal., U.S.A.

From Nevada Falls, S.W. to Grizzly Peak (left) and Glacier Point, Yosemite, Cal., U.S.A.

Yosemite Falls from Glacier Point.

Vernal and Nevada Falls, from Glacier Point, Yosemite.

The Vernal and Nevada Falls, from Glacier Point, Yosemite.

View down the valley from Union Point, Yosemite.

Down the Valley from Union Point, Yosemite.

Glacier Point, from Eagle Point Trail, Yosemite.

Mirror view of the Half Dome, Yosemite.

The Yosemite Falls, 2634ft.

Pohono; the Bridal Veil, 900 ft. Yosemite.

Bridal Veil, 900 feet. Yosemite Valley.