Photo of the Day

Picture of an elderly man posing with colorful and eccentric windmills he built for his home in Washington

Whimsical Windmills

The December 1975 issue featured a story called "Can We Harness the Wind?" about the possibilities for wind energy in the U.S. Here, 91-year-old Emil Gehrke poses with just a few of the 300 decorative windmills he built for his yard in Grand Coulee, Washington.
Photograph by James P. Blair, Nat Geo Image Collection