Photo of the Day 456

Geyser Basin, Yellowstone Park, Wyoming, 1964

Photograph by James P. Blair

Hikers walk through the steaming vents and hot springs of Norris Geyser Basin in Wyoming's Yellowstone National Park. The area, named after an early Yellowstone superintendent, is considered the park's hottest thermal region.

(Photo shot on assignment for "From Sun-clad Sea to Shining Mountains," April 1964, National Geographic magazine)