The JPEG file

   concord_aerial_sw.jpg

contains a 1018-by-1530 RGB image which is one quarter of a 2036-by-3060
true color digial aerial photograph covering parts of the village of
West Concord, Massachusetts, USA, collected in early spring, 1997.  Each
pixel covers an area slightly smaller than one meter square.

Source
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Visible color aerial photograph courtesy of mPower3/Emerge