On Mon, 17 Sep 2007 08:32:29 -0700, Billiam Davis wrote in :

... This kind of underscores the fact you need to search
with some topography available to you.

Does Amazon's Mechanical Turk show topography?

No.

But each hit comes with a latitude/longitude specification
that may be cut and pasted into Google Earth for further
review.

Marty
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