Aerial Imagery on a GPS
Tim likes the idea of aerial photography on a GPS unit, which is now starting to become available: it adds a layer of information that you might otherwise miss with topo maps — he cites vegetation as an example.
Tim likes the idea of aerial photography on a GPS unit, which is now starting to become available: it adds a layer of information that you might otherwise miss with topo maps — he cites vegetation as an example.
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