International Space Station 800 mm Photograph

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

 

MICHIGAN CITY "SQUEAKING SAND" 41.69N, 86.87W

The link is to the Wikipedia article on why sand makes noises.

 

 

 

 

ZERO MAGNIFICATION IMAGE

3X MAGNIFICATION (RED LINE  = 1MM)

   

1X MAGNIFICATION (RED LINE  = 1MM)

2X MAGNIFICATION (RED LINE  = 1MM)

   

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