View of Grand Canyon from the South Rim looking to the north toward Bright Angel Canyon, Arizona.

View of the Grand Canyon in Arizona.

View of Grand Canyon from the South Rim looking to the north toward Bright Angel Canyon, Arizona.

Black and white lantern slide of the Grand Canyon from Grand View Point.

Black and white lantern slide of the Grand Canyon, taken from Hopi Point.

Black and white lantern slide of the Grand Canyon, taken from Yaki Point. A woman leans against a railing at the precipice.

Black and white lantern slide of the Grand Canyon's Upper Bright Angel Trail.

Indian carvings near Petrified Forest, Arizona.

Black and white lantern slide of Robert Merrill standing next to a large Joshua Tree in the desert.

Lake Mead in Arizona.

Lees Ferry, Arizona.

Little Colorado River Bridge at Cameron, Arizona.