International Space Station 800 mm Photograph

Image credit:  Image Science and Analysis Laboratory, NASA Johnson Space Center (http://eol.jsc.nasa.gov)

ANTELOPE CANYON 36.86N, 111.37W

The link is to the Wikipedia page on Antelope Canyon.

ZERO MAGNIFICATION IMAGE

REFLECTANCE SPECTRUM

1X MAGNIFICATION (BLACK LINE   = 1MM)

3X MAGNIFICATION (BLACK LINE   = 1MM)