51.1 MB (51.0 MB compressed)
5163 x 3456 pixels
43.7 x 29.2 cm ⏐ 17.2 x 11.5 in (300dpi)
MARK WILLIAMSON / SCIENCE PHOTO LIBRARY MARK WILLIAMSON / SCIENCE PHOTO LIBRARY
Hoover Dam generator hall showing seven generator sets. This hydro-electric power station, on the Colorado River, is capable of generating more than 2 million kilowatts of power.
Model release not required. Property release not required.