I agree about Google Earth if supported by your browser.
Back to tracing with a path, then ofnuts path-edits plugin (summary option) shows the path length, without using a terminal, although it might not be that obvious.
edit: http://sourceforge.net/projects/gimp-pat...s/scripts/ ofn-path-edits.zip
Back to tracing with a path, then ofnuts path-edits plugin (summary option) shows the path length, without using a terminal, although it might not be that obvious.
edit: http://sourceforge.net/projects/gimp-pat...s/scripts/ ofn-path-edits.zip